Buy Hardy perennial plants online UK

Acanthus hungaricus (Bear's Breeches): Architectural spires of purple/white flowers over large, dark green deeply divided leaves. Best in sun or light shade.

Acanthus mollis (Bear's Breeches): Architectural spires of purple/white flowers over large, dark green deeply divided leaves. Best in sun or light shade. [Collect Only]

Achillea 'Forncett Fletton': Flat heads of warm, brick red flowers with gold centres above ferny foliage. Great in sunny borders in light soil. To 75cm [Collect Only]

Achillea 'Martina': A superb variety with long lasting lemon yellow flowerheads, fading slowly to cream. Ferny green foliage. To 75cm

Achillea 'Paprika': As its name suggests, rich, dark orange flowerheads above ferny green foliage. Great in full sun and light soils. Height to 75cm

Achillea 'Summerwine': Bright, beaujolais wine red flat flowerheads over ferny foliage. Perfect for pollinators

Achillea 'Terracotta': A lovely, multi-hued variety opening warm orange and fading slowly to a rich cream. Full sun and light soil. To 80cm [Collect Only]

Achillea 'Walther Funcke': Rich red flat flowerheads with gold centres over ferny green foliage. Great in light soils and sunny spots. [Collect Only]

Achillea chrysocoma 'Grandiflora': A real statuesque perennial with tall stems of huge creamy white flowers. Finely divided leaves. Prefers a sunny spot. Hardy. Up to 1.8m. [Collect Only]

Achillea filipendulina 'Gold Plate': Statuesque achillea with huge, flat gold flower heads above upright ferny foliage. A statement plant for dry, sunny borders.

Achillea millefolium 'Cerise Queen' (Yarrow): Flat umbels of tightly clustered deep pink flowers in summer and autumn. Height 60cm

Achillea millefolium 'Red Velvet': Superb ruby red flowers over ferny green foliage. Doesn't fade with age. In flower late June to Sept. Height to 80cm.

Achillea millefolium 'Tricolor': Unusual multi-coloured flowers of yellow, orange and pinky-red over ferny green foliage. Long flowering. Hardy. Height to 60cm. [Collect Only]

Achillea ptarmica 'The Pearl' (Yarrow 'The Pearl): Tight buttons of white flowers , ferny grey/green foliage [Collect Only]

Aconitum carmichaelii 'Arendsii' (Monkshood): Tall spires of hooded rich blue flowers in late summer. Attractive foliage spring to autumn. To 1.5m. Hardy. [Collect Only]

Aconitum carmichaelii 'Cloudy' (PBR): Tall spires of hooded white flowers with smudges of pale purple in late summer. Attractive foliage spring to autumn. To 1.5m. Hardy. [Collect Only]

Aconitum napellus 'Schneewittchen' (Monkshood): An excellent pure white variety with white hooded flowers on sturdy spikes above finely divided foliage. Hardy. Up to 1.2m. [Collect Only]

Aconitum x cammarum 'Stainless Steel': Elegant, light steely grey hooded flowers over finely divided ferny foliage. Good in shade if not too dry. To 1m. [Collect Only]

Actaea 'Queen of Sheba' (PBR) (Bugbane. Cimicifuga): An excellent variety with attractive dark almost black foliage and tall stems of white flowers which hang downwards.Hardy. Up to 1.5m. [Collect Only]

Actaea japonica 'Cheju-do' (Bugbane. Cimicifuga): A compact variety with attractive dissected dark green foliage and spikes of white flowers. Best in part shadeHardy. Up to 60cm. [Collect Only]

Actaea matsumurae 'White Pearl': Ferny, light green foliage all summer, arching spires of scented white flowers in autumn. [Collect Only]

Actaea pachypoda (Doll's eye bugbane): Grown mainly for its pure white berries in autumn, each with a black 'eye' on a red stalk. [Collect Only]

Actaea simplex 'Brunette': Spires of scented white flowers in late summer over very attractive ferny dark foliage. A superb plant in part shade. to 1.5m [Collect Only]

Actaea simplex 'Pink Spike': Spires of scented pale pink flowers from pink buds in late summer. Reddish-brown foliage. [Collect Only]

Agastache 'After Eight' (Hyssop): Bright blue flower spikes above dark green aromatic foliage. Very attractive to bees and butterflies. Hardy. Up to 50cm.

Agastache 'Black Adder' (Hyssop): Bright blue flower spikes and aromatic foliage - very attractive to bees. [Collect Only]

Agastache 'Violet Vision' (PBR): New variety of Agastache with violet pink flower spikes above aromatic green foliage, scented of aniseed. Hardy. Up to 60cm. [Collect Only]

Agastache rugosa 'Liquorice Blue' (Korean mint): Spikes of warm blue lipped flowers from late June onwards. Very attractive to bees. [Collect Only]

Agastache rugosa f.albiflora 'Liquorice White' (Hyssop): Tall, aromatic perennial with spires of tiny white flowers.

Ajuga reptans (Bugle): Superb ground cover plant with purplish green leaves and blue flower spikes in summer. Very attractive to bees

Ajuga reptans 'Alba' (Bugle, white flowered): Superb ground cover plant with bright green leaves and white flower spikes in summer. Very attractive to bees [Collect Only]

Ajuga reptans 'Black Scallop' (PBR) (Bugle): Shiny, darkest purple-red leaves look near black. Short spikes of blue flowers in summer.

Alchemilla erythropoda (Alpine Lady's Mantle): Compact form of familiar Lady's Mantle.

Allium senescens (German garlic/Broadleaved chives): Clusters of pale pink or white flowers, slender strappy leaves which don't die back when the plant is in flower

Amsonia hubrichtii (Hubricht's bluestar): Clumps of soft feathery green foliage and palest blue star-like flowers in late Spring. Textural plant. Attractive autumn colour. Up to 60cm. Hardy [Collect Only]

Amsonia tabernaemontana (Blue dogbane): Starry blue flowers on strong stems with willowy green leaves. Hardy. Up to 90cm. [Collect Only]

Anemone 'Coupe d'Argent' (Japanese Anemone 'Silver Cup'): Semi-double, ruffled white flowers on tall wiry stems in late summer and autumn. Dark vine-like leaves. Good in most soils. [Collect Only]

Anemone filisecta: Clump forming perennial with green ferny foliage and upright umbels of white single flowers. Up to 30cm. Hardy

Anemone hupehensis var. japonica 'Pamina' (Japanese Anemone or Wind Flower): Double, deep pink flowers in late summer into autumn [Collect Only]

Anemone leveillei: Delicate white daisy-like flowers with lovely purple anthers and lilac backed. Foliage forms a mound of divided green leaves. Up to 45cm.

Anemone lipsiensis: Gorgeous lemon-yellow flowers over a carpet of filigree foliage in spring. [Collect Only]

Anemone nemorosa (Wood anemone): Low growing, pure white anemone which flowers in early spring

Anemone nemorosa 'Robinsoniana' (Wood anemone): Delicate lavender blue flowers in Spring above clumps of deeply divided foliage. Hardy. Up to 20cm. Dormant in the summer. AGM.

Anemone rupicola 'Dreaming Swan' (PBR): Pure white flowers with lavender reverse.

Anemone rupicola 'Elfin Swan' (PBR): Pure white flowers with lavender reverse. More compact than 'Wild Swan'. Prefers a rich soil in part shade. Hardy. To 50cm. [Collect Only]

Anemone sylvestris (Snowdrop anemone): Large pure white flowers over a mound of green ferny foliage.

Anemone x hybrida 'Honorine Jobert' (Japanese Anemone 'Honorine Jobert'): Large white flowers flowering from late summer to autumn. [Collect Only]

Anemone x lesseri (Rose windflower): Reddish pink flowers above divided green ferny foliage. A very attractive plant. Flowering in early summer. Hardy. Up to 20cm.

Anthemis tinctoria 'Sauce Hollandaise': Lemon daisy flowers with a deep yellow centre. [Collect Only]

Anthriscus sylvestris 'Ravenswing' (Purple cow parsley): A dark leaved form of the common cow parsley

Aquilegia 'Crimson Star' (Granny's bonnet. Columbine): Two-toned flowers with red sepals, long spurs and white inner petals, held on tall stems above attractive ferny foliage. Hardy. Up to 90cm.

Aquilegia 'Red Hobbit (Granny's bonnet. Columbine): Large two-tone cherry red flowers with white corolla in spring. [Collect Only]

Aquilegia alpina (Granny's bonnet. Columbine): Lovely delicate bonnet shaped blue flowers in the spring, held on upright stems above blue-green ferny foliage. Hardy. Up to 80cm. [Collect Only]

Aquilegia chrysantha 'Yellow Queen' (Granny's bonnet. Columbine): Bright yellow, fragrant flowers with long spurs on tall stems above ferny foliage. Prefers some shade. Hardy. Up to 90cm. AGM. [Collect Only]

Aquilegia McKana Hybrids (Granny's bonnet. Columbine): Large trumpet flowers with long spurs in lemon yellow and other pastel colours in late spring. Attractive to bees/insects [Collect Only]

Aquilegia vulgaris 'Black Barlow' (Granny's bonnet. Columbine): Darkest red, almost black, double flowers in spring.

Aquilegia vulgaris 'White Barlow' (Granny's bonnet. Columbine): Pure white, double flowers in spring.

Aquilegia vulgaris var. stellata 'Ruby Port' (Granny's bonnet. Columbine): Nodding, double, wine-red flowerheads on slender stems in late spring. [Collect Only]

Arisaema flavum var abbreviatum: Small yellow flowers in spring, attractive green foliage and red berries in autumn. Great in shade, hardy and long lived. To 20cm. [Collect Only]

Armeria maritima (Sea Thrift): Clumps of narrow green foliage topped with spheres of pink flowers. An old-fashioned cottage garden favourite

Armeria maritima 'Alba' (White flowered Thrift): A white form of this old fashioned cottage garden favourite. Makes a neat clump of evergreen foliage with white pom-pom flowers.

Armeria maritima 'Rubrifolia' (Sea Thrift): Clumps of narrow bronze foliage topped with spheres of bright pink flowers. An old-fashioned cottage garden favourite

Aruncus aethusifolius (Goat's beard): Lovely fresh ferny foliage which turn golden in the autumn. Spikes of creamy white flowers in early summer. Hardy. Up to 50cm. AGM.

Aruncus dioicus (Goatsbeard): Stately plant for larger borders or feature plant. Deeply divided foliage, frothy panicles of creamy white flowers in summer. [Collect Only]

Aruncus dioicus 'Horatio' (Goatsbeard): A very elegant form of the familiar goatsbeard, with fine sprays of creamy flowers in summer

Asclepias syriaca (Common milkweed): Upright, vigorous plant with sprays of pink flowers in summer. [Collect Only]

Asphodeline lutea (Asphodel): Vertical spikes of sulphur yellow flowers in early to mid-summer. [Collect Only]

Asphodelus aestivus (Summer asphodel): Tall, strong spikes of white flowers in early summer. [Collect Only]

Aster 'Andenken an Alma Potschke': Large sprays of bright pink double flowers in autumn. Very reliable, easy to grow perennial. [Collect Only]

Aster 'Little Carlow' (Also Symphyotrichum 'Little Carlow'): Large sprays of small purplish blue flowers in autumn. Very reliable, easy to grow perennial. [Collect Only]

Aster ageratoides 'Ashvi' (Aster. Full botanical name Aster trifoliatus subsp. ageratoides): White flowers in a neat mound over a very long season - July to November [Collect Only]

Aster alpinus 'Dunkle Schone' (Alpine Aster): A short variety of Aster with purple daisy flowers and yellow centre, flowering early summer. Hardy. Up to 25cm. Prefers sunny, dry sites.

Aster alpinus var. albus (Alpine Aster): A short variety of Aster with white daisy flowers and yellow centre, flowering early summer. Hardy. Up to 25cm. Prefers sunny, dry sites. [Collect Only]

Aster amellus 'Veilchenkonigin' (Italian Aster): Aster with large violet-blue flowers in the autumn and dark-green foliage. Compact. Bee-friendly. Hardy. Up to 40cm. AGM.

Aster divaricatus (white wood aster): [Collect Only]

Aster ericoides 'Pink Cloud' (Symphyotrichum ericoides 'Pink Cloud'): Clouds of pink daisy flowers with a yellow centre, slender leaves. Long flowering and mildew-resistant. Hardy. Up to 80cm. AGM [Collect Only]

Aster laevis 'Arcturus': Clouds of lilac/purple flowers over almost black stems. Hardy and reliable late summer/autumn flowerer. [Collect Only]

Aster macrophyllus 'Twilight' (Also known as Eurybia x herveyi): Lavender-blue flowers with a yellow centre in late summer. Mildew-resistant foliage. [Collect Only]

Aster novae-angliae 'Harrington's Pink' (Michaelmas Daisy): Fully double, almost fluffy pink flowers in late summer/early autumn. [Collect Only]

Aster novae-belgii 'Winston Churchill' (Also known as Symphyotrichum novi-belgii 'Winston Churchill'): Taller-flowering Aster with dark-pink semi-double flowers and yellow centre in the autumn. Bee-friendly. Hardy. Up to 80cm [Collect Only]

Aster x frikartii 'Monch' (Michaelmas Daisy.): Soft lavender blue flowers in late summer. [Collect Only]

Aster x frikartii 'Wunder von Stafa': Long-flowering Aster with light violet-blue flowers in autumn and dark foliage. Mildew-resistant. Bee-friendly. Hardy. Up to 70cm. AGM. [Collect Only]

Astilbe 'Amethyst': Large, upright panicles of lilac-purple flowers in summer over green ferny foliage. Excellent for damp or shady spots. Hardy. Up to 80cm. [Collect Only]

Astilbe 'Delft Lace ': Upright plumes of pink flowers on deep red stems in mid-summer. Lacy blue-green foliage. Excellent for damp or shady spots. [Collect Only]

Astilbe 'Ellie': Large, upright panicles of white flowers in mid-summer over dark green ferny foliage. Excellent for damp or shady spots. [Collect Only]

Astilbe 'Fanal': Large, upright panicles of deep red flowers in summer over dark green ferny foliage. Excellent for damp or shady spots. [Collect Only]

Astilbe 'Flamingo': A new variety with arching flamingo-pink panicles and glossy dark green foliage. [Collect Only]

Astilbe 'Montgomery': Large, upright panicles of cherry red flowers in summer over dark green ferny foliage. Prefers a moist soil. Hardy. Up to 60cm. [Collect Only]

Astilble 'Look at Me': Stunning new variety with fluffy pink flowers and red flower stalks. [Collect Only]

Astrantia 'Buckland' (Masterwort, Hattie's pincushion,): Palest pink pincushion flowers over a long season in summer. [Collect Only]

Astrantia major (Masterwort): White/green pincushion flowers over green foliage. Good for drying, I'm told! Great in sun or shade in soil that isn't too dry [Collect Only]

Astrantia major 'Gill Richardson': Superb variety with cherry red flowers held above strong green foliage. Repeat flowers readily if dead-headed.

Astrantia major 'Roma' (PBR) (Masterwort): One of the best pink Astrantias with very long lasting pink flowerheads. Easy to grow in any spot that's not too dry. [Collect Only]

Astrantia maxima (Masterwort): Two-tone pink/green, long-lasting, starry flowers.

Baptisia australis (Indigo weed): Spires of lipped indigo flowers over olive-green foliage. [Collect Only]

Baptisia australis 'Alba' (Indigo weed - white form): Spires of lipped white flowers over olive-green foliage. [Collect Only]

Bergenia 'Bach' (Elephant's ears 'Bach'): Glossy, dark green foliage. Icy pink flowers with reddish stalks in late winter/spring. Neat and tidy plant.

Bergenia 'Bressingham White' (Elephant's ears.): Large evergreen leaves turn reddish hues in winter. Clusters of white, pink tinged flowers in late winter, [Collect Only]

Bergenia 'Ice Queen' (Elephant Ears 'Ice Queen'): Very tidy, evergreen plant with bright green, red edged leaves and palest green flowers in winter. [Collect Only]

Bergenia 'Overture' (Elephant Ears): Vibrant magenta flowers over deep green leaves that turn claret in winter.

Bergenia 'Vinterglod' (Winterglow) (Elephant's ears): Dark, glossy green leaves, turning red in the winter. Dark red stems with dark pink bell-shaped flowers in Spring. Great ground-cover. [Collect Only]

Bergenia cordifolia (Elephant's ears.): Our in-house variety with huge green leaves which have lovely pink tints in winter and pink flowers in early spring [Collect Only]

Brunnera macrophylla (Siberian bugloss): Heart shaped green leaves, with sprays of palest blue flowers in spring. Good in shade. [Collect Only]

Brunnera macrophylla 'Betty Bowring' (Siberian bugloss/Heartleaf): Pure white forget-me-not flowers over heat-shaped green leaves.

Brunnera macrophylla 'Dawson's White' (Siberian bugloss/Heartleaf): Heart-shaped green leaves variably edged in creamy white with sprays of blue forget-me-not flowers in spring. Hardy. Up to 15cm.

Brunnera macrophylla 'Emerald Mist' (PBR) (Siberian bugloss/Heartleaf): Large heart shaped leaves with silver banding. Long stems of pale blue forget-me-not flowers. Hardy. Up to 40cm.

Brunnera macrophylla 'Jennifer': Sprays of bi-coloured blue and white forget-me-not-like flowers above green heart-shaped leaves. A great shade-loving plant.

Brunnera macrophylla 'Looking Glass' (PBR) (Siberian bugloss/Heartleaf): Almost entirely silver leaves, faint green veins. Sprays of forget-me-not blue flowers in spring. Excellent in shade

Brunnera macrophylla 'Mr Morse' (Bugloss 'Mr Morse'): Heart shaped leaves with silver veins and a froth of tiny white flowers in spring. [Collect Only]

Brunnera macrophylla 'Sea Heart' PBR (Siberian bugloss/Heartleaf): Large heart-shaped leaves with strong silver colouration with green veins. Sprays of forget-me-not blue flowers. Hardy. Up to 30cm.

Brunnera macrophylla 'Starry Eyes' (Siberian bugloss/Heartleaf): Interesting new variety with starry white flowers edged in blue. Heart shaped green leaves.Hardy. Up to 30cm.

Brunnera macrophylla 'Variegata' (Siberian bugloss/Heartleaf): Large, heartshaped leaves with bold variegation. Sprays of forget-me-not blue flowers in spring. Superb shade plant. Hardy. Up to 45cm.

Calamintha nepeta 'Blue Cloud': Spikes of small, soft blue flowers above mounds of minty scented green leaves. Loved by bees and butterflies. Hardy. Up to 30cm.

Calamintha nepeta 'White Cloud': Spikes of small white flowers above mounds of minty scented green leaves. Loved by bees and butterflies. Hardy. Up to 30cm.

Camassia leitchlinii 'Semiplena' (Camas): Tall spikes of large creamy white double flowers in late spring. [Collect Only]

Campanula 'Iridescent Bells' (Bellflower 'Iridescent Bells'): Purple buds open to silvery-lilac bells in summer. Prefers a moisture retentive soil. Height to 80cm. Hardy [Collect Only]

Campanula 'Sarastro' (Bellflower 'Sarastro'): Upright stems with long drooping large violet-blue bells. May need some support. Good cottage garden plant. Hardy. Up to 60cm. [Collect Only]

Campanula glomerata 'Caroline' (Clustered bellflower): Tight clusters of lilac/purple flowers on short stems above neat, mat-forming foliage.

Campanula glomerata 'Superba' (Clustered Bellflower): Upright stems topped with clusters of bell-shaped blue flowers held above a carpet of soft green leaves. Loved by bees. Hardy. Up to 60cm. AGM.

Campanula lactiflora 'Loddon Anna' (Milky bellflower): Tall stems topped with palest pink flowers in mid-summer. [Collect Only]

Campanula lactiflora 'Prichards Variety' (Milky bellflower): Clusters of warm blue flowers on tall stems in mid-summer.

Campanula latiloba var. alba: Easy to grow perennial with tall spikes of white bell flowers in early summer. Unfussy for soil type can cope with some shade.

Campanula persicifolia (Peach-leaved bellflower): Tall spikes of large, cup-shaped blue flowers over slender foliage in mid-summer. [Collect Only]

Campanula persicifolia var. alba (Peach-leaved bellflower): Pure white large rounded cups on upright stems [Collect Only]

Campanula portenschlagiana 'Resholt Variety' (Resholt's bellflower): Carpeting alpine with brilliant blue flowers over a long flowering period in summer.

Campanula punctata f. rubriflora: Long-hanging bell-like flowers in dark pink on upright stems above clumps of green foliage. Stems are flushed in dark red. Hardy. Up to 50cm. [Collect Only]

Campanula takesimana 'Elizabeth' (Korean Bellflower): Upright stems with dark pink drooping large bells. Can be vigorous on good soil. May need some support. Bee-friendly. Hardy. Up to 70cm. [Collect Only]

Cardamine quinquefolia: Light purple flowers emerge very early in spring, with attractive deeply divided leaves. Foliage dies down in summer.

Catananche caerulea 'Alba' (Cupid's Dart (White)): Papery white flowers above slender grey-green foliage

Catananche caerulea 'Major' (Cupid's dart): Masses of papery blue flowers held on wiry stems all summer. Seed heads turn silver in late summer. [Collect Only]

Cenolophium denudatum (Seseli libanotis, Baltic parsley): Flat umbels of pretty white flowers in summer. Fine, filigree foliage

Centaurea 'John Coutts' (Perennial cornflower, Knapweed): Large almost fluffy soft pink flowers over green, slightly felty foliage with white undersides. [Collect Only]

Centaurea 'Jordy' (Perennial cornflower 'Jordy'): Beautiful maroon-purple flowers over felty silvery-green foliage. [Collect Only]

Centaurea atropurpurea: Attractive deep-red, almost black thistle like flowers above silvery foliage. Good for bees and butterflies. Hardy. Up to 1m.

Centaurea montana (Perennial cornflower): Large blue flowers in early summer, repeated later in year if cut back. Very attractive to bees.

Centaurea montana 'Alba' (Perennial cornflower - white): Large white cornflower-like flowers over grey-green foliage.

Centaurea montana 'Violetta (Perennial cornflower 'Violetta'): Large purple cornflower-like flowers over grey-green foliage. Very attractive to bees and butterflies. Up to 40cm. Hardy.

Centranthus ruber 'Albus' (White 'Valerian'): White panicles of white flowers in mid-late summer. Very easy, self-seeds. [Collect Only]

Centranthus ruber 'Coccineus' (Valerian): Panicles of dark-red flowers in mid-summer, loved especially by butterflies. Classic cottage garden plant. Hardy. Up to 50cm. [Collect Only]

Cephalaria gigantea (Giant scabious): Very tall wavy stems topped with large lemon yellow scabious-like flowerss

Chelonopsis moschata: A new introduction from Japan with tubular pink flowers. A shade lover. [Collect Only]

Cichorium intybus f. album (Chicory- white form): White flowered form of wild chicory. Tall stems, flat white flowers in late summer. [Collect Only]

Cichorium intybus f. roseum (Chicory- pink form): Pink flowered form of wild chicory. Tall stems, flat pink flowers in late summer. [Collect Only]

Cirsium 'Mount Etna' (Brook thistle): White thistle flowers topped with soft pink held above typical thistley foliage.Very attractive to bees. Up to 80cm.

Cirsium rivulare 'Atropurpureum' (Brook thistle): Deep red thistle flowers held above typical thistley foliage.

Cirsium rivulare 'Frosted Magic' (Brook thistle 'Frosted Magic'): A brand new variety for 2016. White thistle flowers held above typical thistley foliage.

Cirsium rivule 'Trevor's Blue Wonder (Brook thistle): Not blue at all, I'm afraid, but a more purplish hued form of the more familiar deepest pink Cirsium rivulare 'Atropurpureum' [Collect Only]

Convallaria majalis (Lily of the Valley): Scented white bells in spring, Great for spreading around in shade. [Collect Only]

Convallaria majalis 'Hardwick Hall' (Lily of the Valley): A form of lily of the valley with green leaves edged in yellow. Deliciously scented white flowers in spring. Hardy. Up to 25cm

Coreopsis verticillata (Tickseed): Golden yellow flowers held on fine stems above ferny foliage. More robust than it looks!

Coreopsis verticillata 'Grandiflora' (Tickseed 'Grandiflora'): Compact variety with bright and cheery golden yellow daisy-like flowers. Held on wiry stems. Hardy. Up to 60cm. [Collect Only]

Cornus canadensis: Ground cover plant with white four petalled flowers in spring. Leaves turn brilliant red in autumn. Ideal under deciduous trees

Corydalis elata: Summer flowering Corydalis with bright blue flowers above soft green foliage. Excellent in some shade in moisture retentive soil.

Corydalis elata 'Blue Summit': Stunning electric blue flowers above pretty ferny foliage. Flowers have a coconut-like scent. Great for shady, moist soil. Hardy. Up to 30cm.

Crambe cordifolia: Huge sprays of white flowers over large, rhubarb-like leaves in early to mid-summer [Collect Only]

Crocosmia 'Lucifer': Swathes of brilliant scarlet flowers over bold strappy green foliage [Collect Only]

Crocosmia 'Paul's Best Yellow': Arching sprays of golden yellow flowers in late summer. A vigorous grower. [Collect Only]

Crocosmia x crocosmiiflora 'Citronella': Bright sunny yellow funnel shaped flowers in late summer with sword shaped green foliage. A compact variety. Hardy. Up to 60cm.

Crocosmia x crocosmiiflora 'Solfatare': Sprays of burnt orange flowers over strappy bronze foliage in late summer.

Cynara cardunculus (Cardoon): Dramatic, tall silver leaved plant topped with large purple thistle flowers in mid-summer. [Collect Only]

Cynoglossum nervosum (Himalayan hound's tongue): Upright stems of clear blue flowers, like Forget-me-not, with bright green hairy, lance shaped leaves. Loved by bees. Hardy. Up to 60cm.

Darmera peltata (Umbrella plant): Arching sprays of pretty pink flowers in early spring above large ornamental leaves. [Collect Only]

Darmera peltata 'Nana' (Umbrella plant 'Nana'): A compact form with rounded glossy leaves and pale pink flowers which appear before the leaves in the spring. Hardy. Up to 50cm. [Collect Only]

Delosperma 'Hybrid Mix' (Hardy Ice Plant, Jewel of the Desert): Brightly coloured, open flowers, small fleshy leaves.

Dianthus 'Maggie' (Pink): Semi-double, pink flowers with darker pink markings in centre, highly scented. Good for the border edge. Hardy. Up to 25cm.

Dianthus 'Old Red Clove' (Pink): Dark red, almost purplish flowers with a classic old clove scent. Foliage blue/green. [Collect Only]

Dianthus 'Passion': Richest crimson, highly scented flowers over slender grey foliage. [Collect Only]

Dianthus carthusianorum: Tall stems ending in clusters of bright pink flowers above mounds of green, grassy foliage. Prefers sunshine. Hardy. Up to 50cm.

Dicentra 'King of Hearts': Bright rose pendent flowers held above blue-green ferny foliage. Likes a sheltered spot in dappled shade, not too dry. Hardy

Dierama igneum (Angel's Fishing Rod): Dainty soft red flowers on arching stems. A short form reaching no more than 60cm (2ft) [Collect Only]

Dierama pulcherrimum (Angel's Fishing Rod): Tall, wiry, arching stems with soft pink nodding bells. Lovely near water or over paths

Dierama various colours (Angels Fishing Rod): Large bells of flowers held on tall, slender stems above grass-like foliage. Ranging in colours from white, pink and purple. [Collect Only]

Digitalis x mertonensis (Strawberry foxglove): Large, dusky pink flowers on sturdy spikes in mid-summer.

Diplarrena moraea (Butterfly flag): Pretty white flowers held above short, strappy evergreen foliage. [Collect Only]

Dodecatheon meadia (Shooting stars, American cowslip): Bright pink flowers in spring with swept back petals [Collect Only]

Dodecatheon meadia f. album (Shooting stars, American cowslip): Pretty white flowers in spring, swept back to reveal a yellow 'nose'. [Collect Only]

Echinacea 'Hope' (Coneflower): Pastel pink daisy-like flowers with large orange central cone. Large blooms. Attractive to bees and butterflies.

Echinacea 'Kim's Knee High' (PBR) (Coneflower): Large pink daisy flowers in late summer.

Echinacea pallida (Purple coneflower): Long slender pale purple petals hang from a central cone. Very attractive to bees/butterflies

Echinacea purpurea (Coneflower): Large rosy-purple daisy-like flowers with a large brown central cone. Very attractive to bees and butterflies. Long flowering season [Collect Only]

Echinacea purpurea 'Fragrant Angel' (PBR) (Coneflower): Large, palest pink (almost but not quite white) flowers with pointed petals. Fragrant and very attractive to butterflies [Collect Only]

Echinacea purpurea 'Magnus Superior' (Coneflower): Superb form with tall stems of pink daisy flowers with a central brown cone. Prefers full sun and good drainage. Hardy. Up to 1m. [Collect Only]

Echinacea purpurea 'Rubinstern' (Coneflower): Large pink flowers with a big golden central cone in late summer

Echinops bannaticus 'Blue Globe' (Globe thistle): Tall upright stems of bright blue globe flowers above clumps of spiny, grey-green leaves. Bee-friendly. Hardy. Up to 1.2m. [Collect Only]

Echinops ritro (Globe Thistle): Blue globes held above stout grey green foliage. [Collect Only]

Echinops ritro 'Veitch's Blue' (Globe thistle): Dark blue spherical flower heads above attractive grey-green foliage. Good for giving height to a border. Loved by bees and butterflies. [Collect Only]

Epilobium angustifolium 'Stahl Rose' (Rosebay Willowherb.): Slender spires of pale pink flowers in late summer. Spreads rapidly through underground runners. To 1m. Hardy. [Collect Only]

Epimedium 'Alabaster' (Barrenwort): Bright green, ovate leaves with contrasting delicate white star-like flowers on dark wiry stems. Shady ground cover. Hardy. Up to 20cm.

Epimedium 'Spine Tingler' (Barrenwort): Very distinctive variety with long, tooth-edged leaves, rather like a holly and lemon yellow flowers

Epimedium grandiflorum 'Purple Pixie' (PBR) (Barrenwort 'Purple Pixie'): Unusual reddish-purple flowers with prominent white spurs, held on wiry stems above the heart-shaped leaves. Hardy. Up to 30cm. [Collect Only]

Epimedium grandiflorum 'Red Beauty' (Barrenwort 'Red Beauty'): Large purple-pink flowers with white tips to the spurs, held on wiry stems above the heart-shaped leaves. Hardy. Up to 30cm.

Epimedium grandiflorum 'White Queen' (Barrenwort 'White Queen'): Among the largest and showiest of white flowered Epimediums.

Epimedium perralderianum: Tiny lemon yellow flowers held on fine wires above attractive, marbled foliage. Very good in shade, even dry shade

Epimedium pinnatum subsp colchicum (Barrenwort): Attractive, evergreen, spiny, green leaves with yellow flowers held above the foliage. Shady ground cover. Hardy. Up to 30cm. AGM.

Epimedium pubigerum 'Orangekonigin' (Barrenwort): New variety with orange flowers in the spring. Flowers held above heart-shaped leaves. Shady ground cover. Hardy. Up to 30cm. [Collect Only]

Epimedium x perralchicum 'Frohnleiten' (Barrenwort): Heart-shaped leaves are bronze-tinted, wiry stems of yellow, star-like flowers in spring. Shady ground cover. Hardy. Up to 30cm.

Epimedium x rubrum (Barrenwort): Green heart shaped leaves tinged with red around the edges in spring. Small red flowers with yellow undersides.

Erigeron 'Dunkelste Aller' (Daisy 'Darkest of all'): Large purple daisy flowers over a long season in summer. Great in sunny, dry borders

Erigeron 'Schneewittchen' (White daisy/white fleabane): Large white daisy flowers over a long season in summer turning palest pink as they age. Semi-evergreen foliage. Great in dry borders

Erigeron glaucus 'Sea Breeze' (Beach aster/Beach fleabane): Sun loving, pink daisy with fleshy evergreen leaves. Great for naturalising in rock walls, and dry border edges

Erigeron karvinskianus (Fleabane): That pretty little daisy you see growing in the cracks in paving and walls in late summer....

Erinus alpinus 'Doktor Hahnle': Evergreen with small rosettes of green hairy leaves with short stems of purple-red starry flowers. Can tolerate shade. Hardy. Up to 10cm.

Eryngium 'Big Blue': Large electric-blue thimble-shaped flowers with a spiky collar and spiky silver-green foliage. Long flowering and attractive to bees. [Collect Only]

Eryngium bourgatii 'Picos Blue' (PBR) (Sea Holly): Stunning steely blue flowers on blue stems. Spiny glaucous foliage.

Eryngium ebracteatum var. poterioides: Tall and evergreen with attractive blue-green foliage and wiry stems of red-brown bobble-like flowers, Sanguisorba-like. Hardy. Up to 1.5m. [Collect Only]

Eryngium x zabelii 'Jos Eijking' (Sea Holly): Large steely blue bracts surround a dome of tiny blue flowers in summer. [Collect Only]

Erythronium 'Pagoda' (Dog's tooth violet): A real spring beauty with large lemon yellow flowers with swept back petals. [Collect Only]

Eupatorium cannabinum 'Flore Pleno' (Hemp agrimony): Large domes of double, warm pink flowers on tall stems. [Collect Only]

Eupatorium maculatum 'Riesenschirm' (Joe Pye Weed): Even taller than the species and a dramatic plant with huge heads of purplish pink flowers in late summer. Hardy. To 2.5m. AGM. [Collect Only]

Eupatorium maculatum Atropurpureum Group (Joe Pye-weed): Tall, dramatic plant with domes of purplish pink flowers in late summer [Collect Only]

Euphorbia 'Baby Charm' (Euphorbia 'Baby Charm'): Compact form of Euphobia 'Martinii', very neat and tidy. Apple green flowers with red capsules. [Collect Only]

Euphorbia 'Blackbird' (PBR) (Spurge (Proper name is Euphorbia 'Nothowlee')): Dark green leaves which darken in full sun, perfectly offset with lime green flowers in early summer. [Collect Only]

Euphorbia amygdaloides var. robbiae (Mrs Robb's bonnet): Great plant for difficult dry, shady areas. Evergreen dark-green leaves and vibrant lime-green flowers in spring. Suckers and can spread.

Euphorbia characias 'Black Pearl' (Spurge): Bold stems carrying green flowers with a distinctive black 'eye' in early summer. [Collect Only]

Euphorbia palustris (Marsh spurge): Bright acid green bracts in spring. [Collect Only]

Euphorbia polychroma (Many-coloured spurge, now Euphorbia epithymoides): Bright, acid-green bracts in spring. Forms neat mound at front of border

Fragaria x ananassa 'Pink Panda' (PBR) (Pink flowered strawberry): Exactly like a small strawberry plant, except that the flowers are pink. Very attractive ground cover, berries are edible [Collect Only]

Fragaria x ananassa 'Red Ruby' (PBR) (Deep pink flowered strawberry): An ornamental strawberry plant with dark pink flowers from spring to autumn. Good ground cover [Collect Only]

Francoa sonchifolia (Bridal wreath): Spires of pale pink flowers over semi-evergreen, pinkish-green foliage.

Gaura lindheimeri 'The Bride': Beautiful airy stems of white flowers in mid to late summer [Collect Only]

Gaura lindheimeri 'Whirling Butterflies': Airy stems of white flowers from pink buds, flowering in midsummer. Best in full sun, in well drained soil and a sheltered spot. Up to 1m. [Collect Only]

Geranium 'Anne Thomson' (Cranesbill 'Anne Thomson'): Large magenta flowers over bright gold/green foliage.

Geranium 'Blue Cloud' (Cranesbill): Tall cultivar with pale blue flowers & dark purple veining above deeply divided green leaves. Long-flowering. Hardy. Up to 90cm. AGM. [Collect Only]

Geranium 'Bob's Blunder' (Cranesbill 'Bob's Blunder'): Bright pink, small flowers over a spreading mat of soft, bronzy flowers.

Geranium 'Brookside' (Cranesbill 'Brookside'): A reliable, robust variety with large rich blue flowers over a mound of deeply divided leaves.

Geranium 'Dusky Crug' (Cranesbill 'Dusky Crug'): Neat mounds of chocolatey brown foliage with sugar pink flowers in mid-summer

Geranium 'Gerwat' (ROZANNE) (PBR) (Geranium 'Rozanne'): Noted for its large blue, white centred flowers and very long flowering period. A fine border geranium. Doesn't run.

Geranium 'Mavis Simpson' (Cranesbill 'Mavis Simpson'): Clear pink flowers over grey-green foliage. Very long flowering period.

Geranium 'Nimbus' (Cranesbill 'Nimbus'): Makes medium sized domes of finely divided foliage smothered in purplish blue flowers in early summer

Geranium 'Orkney Cherry' (Bremmery) (PBR): Masses of small vivid pink flowers over a neat mound of bronzy green foliage.

Geranium 'Patricia' (Cranesbill 'Patricia' (Proper name: Geranium 'Brempat')): Masses of magenta flowers over fresh green foliage.

Geranium 'Red Admiral' (Cranesbill): A compact, cultivar with masses of magenta pink flowers and black veining above green deeply divided foliage. Hardy. Up to 60cm. [Collect Only]

Geranium 'Sirak' (Cranesbill 'Sirak'): Large, trumpet shaped glowing pink flowers for a long period from May to August.

Geranium clarkei 'Kashmir Purple' (Cranesbill 'Kashmir Purple'): Rich purple flowers with darker veins above attractive finely divided dark green leaves. Good as ground cover. Hardy. Up to 50cm.

Geranium macrorrhizum 'Album': Superb ground cover Geranium especially for dry shade. White flowers with definite hint of pink. Aromatic foliage.

Geranium macrorrhizum 'Bevan's Variety': Superb ground cover Geranium especially for dry shade. Bright pink over a dense mound of aromatic foliage.

Geranium macrorrhizum 'White Ness' (Cranesbill): Pure white flowers over aromatic, bright green, evergreen foliage. Good groundcover in shade.

Geranium maculatum 'Album': Clean white flowers over neat foliage. Great for establishing under trees and in shady areas. [Collect Only]

Geranium maculatum 'Elizabeth Ann' (PBR): Pink flowers over dark, almost wine red leaves. [Collect Only]

Geranium maculatum 'Vickie Lynn': Pale lavender flowers above a clump of fresh green divided leaves. Prefers soil that doesn't dry out in summer. Hardy. Up to 45cm. [Collect Only]

Geranium nodosum: Fast spreading hardyGeranium with purplish pink flowers over a long season in summer. A great gap filler.

Geranium nodosum 'Silverwood': Pure white form of the more common pink species.

Geranium pratense 'Cloud Nine' (Meadow cranesbill 'Cloud Nine'): An attractive double form of the familiar meadow cranesbill with lovely soft blue flowers. Strong growing. Hardy. Up to 90cm. [Collect Only]

Geranium pratense 'Dark Reiter' strain (Dark leaved geranium): Dark purple/bronze leaves with single purple flowers in mid-summer. [Collect Only]

Geranium pratense 'Mrs Kendall Clark' (Cranesbill 'Mrs Kendall Clark'): Palest purpley/grey flowers, makes a good mound of foliage

Geranium pratense 'Striatum' (SPLISH SPLASH) (Cranesbill 'Splish Splash'): Classic white cranesbill type flower mottled with purple streaks.

Geranium pratense var. pratense f. albiflorum 'Laura' (PBR): An attractive double form of the familiar meadow cranesbill with lovely pure white flowers. Strong growing. Hardy. Up to 70cm. [Collect Only]

Geranium pyrenaicum 'Bill Wallis': Masses of tiny purple flowers, good for ground cover

Geranium sanguineum 'Album': Pure white flowers over a mat of dark green leaves

Geranium sanguineum 'Ankum's Pride': A low-growing geranium with rose pink flowers with darker veins, above a mat of divided foliage. Hardy. Up to 15cm.

Geranium sanguineum 'Tiny Monster': A low-growing geranium with vibrant pink flowers with dark veins, with deeply divided foliage. Good ground cover. Hardy. Up to 30cm. [Collect Only]

Geranium sanguineum var. striatum: Really pretty palest pink flowers with darker pink veins. Forms low growing mats or mounds.

Geranium sylvaticum 'Album' (Wood cranesbill): Upright stems of white saucer-shaped flowers above deeply divided leaves. Prefers moist shadier spots. Hardy. Up to 70cm. AGM.

Geranium sylvaticum 'Mayflower' (Wood cranesbill): Tall variety of geranium with erect stems of violet-purple flowers with a white centre, above deeply divided leaves. Hardy. Up to 75cm. AGM

Geranium wlassovianum: Warm purple flowers over attractive velvety foliage. Excellent autumn foliage colour.

Geranium x cantabrigiense 'Biokovo' (Cranesbill): Pale pink flowers with deep pink stamens above a low growing mat of small, aromatic, near-evergreen leaves. Hardy. Up to 20cm.

Geranium x cantabrigiense 'Westray' (PBR) (Cranesbill 'Westray'): Bright pink flowers on a low mound of small, near-evergreen leaves, red-flushed in late summer

Geranium x magnificum (Purple cranesbill): Covered in a mass of rich, violet-blue flowers in early summer. Large, slightly felty leaves. Vigorous but a short flowering season. Up to 70cm.

Geum 'Flames of Passion' (PBR) (Avens 'Flames of Passion'): Arching stems of double warm red flowers in summer

Geum 'Georgenberg' (Avens 'Georgenburg'): Gold flowers held atop reddish stems in early to mid-summer.

Geum 'Lemon Drops' (Avens 'Lemon Drops'): Primrose yellow flowers, semi-evergreen foliage. [Collect Only]

Geum 'Mai Tai' (PBR) (Avens 'Mai Tai'): Semi-double, pale apricot flowers above green foliage. Long-flowering. Hardy. Up to 45cm. [Collect Only]

Geum 'Mrs Bradshaw' (Avens 'Mrs Bradshaw'): Large double crimson-orange flowers in early-summer - a very eye-catching plant

Geum 'Nonna' (Avens 'Nonna'): New variety with warm apricot semi-double flowers edged in orange, above hairy green foliage. Long flowering. Hardy. Up to 40cm.

Geum 'Prinses Juliana' (Avens 'Prinses Juliana'): Bright orange flowers held on tall stems above mounds of rounded foliage. Flowers for ages and reflowers when cut back. [Collect Only]

Geum 'Red Wings': Vibrant semi-double red flowers held on tall stems above rosettes of rounded hairy leaves. Hardy. Up to 50cm.

Geum 'Savannah Sunset' (Avens 'Savannah Sunset'): Apricot, semi-double flowers with red buds held on red stems above rosettes of rounded hairy leaves. Long flowering. Hardy. Up to 35cm.

Geum 'Scarlet Tempest' (PBR) (Avens 'Scarlet Tempest'): Scarlet, semi-double flowers held on tall stems above rosettes of rounded hairy leaves. Long flowering. Hardy. Up to 50cm.

Geum 'Stacey's Sunrise' (Avens 'Stacey's Sunrise'): Pale yellow flowers on compact stems above rosettes of rounded hairy leaves. Semi-evergreen. Long flowering. Hardy. Up to 30cm.

Geum 'Totally Tangerine' (PBR) (Avens 'Totally Tangerine'): Lovely single-flowered bright orange flowers held on erect stems above mounds of green foliage. Hardy. Up to 60cm. [Collect Only]

Gillenia trifoliata AGM (Bowman's root): Lovely plant with starry white flowers held high over elegant foliage. Great in light shade. Hardy. [Collect Only]

Helenium 'Loysder Wieck': Unusual variety with distinct quilled petals in multiple shades of dark red, orange and browns. Central dark brown cone. Hardy. Up to 90cm [Collect Only]

Helenium 'Mardi Gras' (Sneezeweed): Bright orange petals, splashed with yellow and brown central cone in late summer. Long flowering if cut back flowered stems. [Collect Only]

Helenium 'Moerheim Beauty' (Sneezeweed): Brilliant coppery-red flowers with swept back petals and a central chocolate boss in late summer. [Collect Only]

Helenium 'Rauchtopas' (Sneezeweed): Gorgeous variety with petals that are a rich gold on top and coppery-red beneath. [Collect Only]

Helenium 'Wyndley' (Sneezeweed): Tall stems of yellow daisy-like flowers with brown central cone. Superb late summer perennial, attractive to bees. Hardy. Up to 90cm. [Collect Only]

Helenium autumnale 'Fuego' (PBR): More compact variety with vibrant orange-red flowers with yellow round the centre and brown central disc. Hardy. Up to 50cm. [Collect Only]

Helenium autumnale 'Ranchera' PBR: More compact form with deep red daisy-like flowers with brown central cone. Superb late summer perennial. Hardy. Up to 60cm. [Collect Only]

Helianthus 'Capenoch Star': A superb form of perennial sunflower with tall stems of cheery yellow flowers with pompom-like centres. Hardy. Up to 1.5m. AGM. [Collect Only]

Helianthus salicifolius 'Table Mountain' (PBR) (Willow-leaved sunflower): A more compact version with attractive fine, willow-like leaves, makes a fine foliage feature. Yellow flowers in autumn. Hardy. Up to 55cm. [Collect Only]

Hemerocallis 'Corky' (Daylily): Slender yellow trumpets with mahogany stripe on back. Flowers held high on black stems above fine foliage. Superb

Hemerocallis 'Custard Candy' (Daylily 'Custard Candy'): Large, creamy flowers with maroon and lime green throat. [Collect Only]

Hemerocallis 'Happy Returns' (Daylily): Compact daylily with cheery lemon yellow flowers. Very free flowering, ideal for a sunny spot. [Collect Only]

Hemerocallis 'Night Embers' (Day Lily 'Night Embers'): Large double red flowers with ruffled petals and a white edging, grass-like, strappy green foliage. Hardy. Up to 75cm. [Collect Only]

Hemerocallis 'Sammy Russell' (Day lily 'Sammy Russell'): Rich, bronzey-red flowers in mid-summer over strappy foliage.

Hemerocallis 'Stafford' (Day lily): Large, velvety red flowers with a gold throat in mid-late summer. [Collect Only]

Hemerocallis 'Stella de Oro' (Day Lily 'Stella de Oro'): Pale yellow fragrant flowers with a darker yellow throat. Grass-like green foliage. Hardy. Up to 50cm.

Hemerocallis citrina (Long yellow day lily): Fragrant lemon, yellow lily flowers on long stems above green strappy foliage. Flowers open in evening. Hardy. Up to 1.2m. AGM. [Collect Only]

Hepatica nobilis: Pretty bowl shaped blue flowers in early spring.

Hesperantha coccinea 'Major' (Schizostylis (former name)): Bright red flowers on slender stems in late summer

Heuchera 'Midnight Rose' (PBR): Darkest purple leaves, splashed with bright pink. Excellent for all year round foliage colour [Collect Only]

Heuchera 'Obsidian': Darkest purple leaves, almost black and glossy. Superb in pots - imagine it in a silver one!.

Heuchera 'Paris': Green leaves, attractive silver markings and coral red flower spikes in mid summer. All-round attractive plant

Hosta 'Empress Wu' (PBR) (Plantain lily): One of the largest leaved Hostas in cultivation - possibly the largest. Leaves up to 18" across when established. [Collect Only]

Hosta 'One Man's Treasure': Bright green shiny leaves, distinctive red tinge to leaf stems.

Hosta 'Patriot': Large green leaves cleanly edged in white. Lilac flowers in summer. [Collect Only]

Hosta 'Snake Eyes': Large hosta variety with dark green leaves with gold centre and white streaking. Tall spikes of lilac flowers. Hardy. Up to 60cm. [Collect Only]

Hosta 'Sum and Substance': Large, bright green leaves. lavender flowers, good in shade or sun. [Collect Only]

Inula hookeri: Bold heads of golden yellow flowers with hundreds of long petals. A good border filler. [Collect Only]

Iris 'Langport Wren': Sword-shaped glaucous green leaves and stems of up to 4 flowers, with rich reddish-purple and deep maroon almost brown flowers. [Collect Only]

Iris ensata 'Light at Dawn' (Japanese iris): Large, white, very open, almost flat flowers with purple picotee edging.

Iris siberica 'Moon Silk' (Siberian Iris): Lovely pale-yellow flowers with whiter petal tips over strappy green foliage. Prefers moist soil. Makes a bold clump. Hardy. Up to 1m. [Collect Only]

Iris sibirica 'Gull's Wing' (Siberian Iris): Pure white flowers with a greeny yellow throat, over strappy green foliage. Prefers moist soil. Makes a bold clump. Hardy. Up to 1m. [Collect Only]

Iris sibirica 'Perry's Blue' (Siberian Iris): Lovely pale-blue flowers with white markings over strappy green foliage. Prefers moist soil. Makes a bold clump. Hardy. Up to 85cm.

Iris sibirica 'Silver Edge' (Siberian Iris): Rich purple flowers with a fine silver picotee petal edge. [Collect Only]

Jeffersonia diphylla (Twinleaf): White single cup-shaped flowers above clumps of unusual bi-lobed leaves on long stalks. Prefers moist, humus-rich soil in shade.

Kalimeris yomena 'Shogun' (Japanese Aster): Lavender, daisy flowers above attractive variegated leaves. Flowering late summer. Prefers full sun/moist soil. Hardy. Up to 60cm. [Collect Only]

Kirengeshoma palmata (Koreana Group) (Yellow wax bells): Yellow waxy flowers hang over palmate foliage. A shade lover.

Knautia macedonica: Lovely dark pink, scabious-like flowers from early to late summer. [Collect Only]

Knautia macedonica 'Mars Midget': A more compact form of Knautia with dark-pink/red scabious like flowers above a mound of grey-green foliage. Hardy. Up to 40cm.

Kniphofia 'Alcazar' (Red hot poker): Tall spikes of vibrant red-orange flowers opening to a paler yellow to give a two-tone effect. Strappy green foliage. Hardy. Up to 1.2m. [Collect Only]

Kniphofia 'Bees Lemon' (Red hot poker): Short lemony green flower spikes over slender foliage [Collect Only]

Kniphofia 'Dingaan' (Red hot poker): Large, golden yellow torches from bronze buds. [Collect Only]

Kniphofia 'Timothy' (Red hot poker): Tall spikes of creamy orange flowers on bronze stems in mid-late summer. Superb in sunny, dry borders.

Lamium maculatum 'White Nancy' (Spotted dead nettle 'White Nancy'): A low ground cover plant with silvery heart-shaped leaves and short stems of white. Brightens up a shady area. Hardy. Up to 20cm.

Lamium orvala (white form): A woodland perennial with large, white, lipped flowers in late spring

Lamprocapnos spectabilis (Bleeding Heart, Dicentra): Arching stems with hanging, heart shaped pink flowers. A spring classic. [Collect Only]

Lamprocapnos spectabilis 'Valentine' (Bleeding Heart, Dicentra): Superb warm red flowered version of this familiar spring flowerer [Collect Only]

Lavandula angustifolia 'Hidcote' (English Lavender): Classic English Lavender. Compact variety, ideal for path edging.

Leontopodium alpinum subsp. alpinum (Edelweiss): Edelweiss. Grey-green leaves and short woolly, unusual white flowers. Prefers good drainage and full sun. Hardy. Up to 20cm.

Leptinella squalida (Brass Buttons): Low-growing perennial with attractive feathery, bright green, fern-like foliage. Flowers are small, button-like in summer. Hardy. Up to 10cm.

Leptinella squalida 'Platt's Black' (Brass Buttons): Low-growing perennial with attractive feathery, bronzy-black foliage with green tips. Flowers are small, button-like. Hardy. Up to 10cm.

Leucanthemella serotina: Very late flowering perennial, tall white flowers with ochre centres in October. [Collect Only]

Leucanthemum x superbum 'Becky' (Shasta daisy): Shasta daisy with clean white flowers with golden centre. Long flowering season. Ideal for sunny border. Hardy. Up to 1m. [Collect Only]

Leucanthemum x superbum 'Snowcap' (Shasta Daisy): Neat white flowers with yellow centre on short stemsfrom June to August. Ideal for sunny border and excellent for cutting

Leucanthemum x superbum 'Sonnenschein' (Shasta daisy): Shasta daisy with pale yellow flowers with golden centre. Excellent for cutting. Long flowering season. Hardy. Up to 90cm [Collect Only]

Leucojum aestivum 'Gravetye Giant' (Summer snowflake): Rather like a tall, green-tipped snowdrop, but flowering in mid to late spring. [Collect Only]

Liatris spicata 'Alba': Spikes of white flowers in mid to late summer. Very useful vertical accent. Bees adore it. [Collect Only]

Ligularia 'The Rocket': Dramatic spikes of yellow flowers on black stems over very large green toothed leaves [Collect Only]

Ligularia dentata 'Desdemona': Large orange daisy-like flowers over rounded greeny-bronze foliage with purple undersides. [Collect Only]

Ligularia przewalskii: Elegant spikes of golden yellow flowers on black stems above very deeply divided green foliage. [Collect Only]

Ligusticum lucidum: Rarely seen clump forming perennial with frothy green leaves and umbels of white cow-parsley-like flowers in early summer.

Ligusticum scoticum (Scottish Lovage): Native plant with white umbels above mound of green leaves. Celery like leaves. Up to 60cm. Hardy

Limonium platyphyllum 'Violetta' (Broad leaved Statice): A froth of tiny purple flowers in mid-summer on stiff stems

Linum perenne 'Blue Sapphire' (Perennial flax): Slender wand like stems, topped with open faced blue flowers in summer

Liriope muscari (Blue turf lily,): Spikes of vibrant purple flowers in autumn, evergreen strappy foliage.

Liriope muscari 'Big Blue' (Blue turf lily): Spikes of vibrant purple flowers in autumn, larger than the usual form, evergreen strappy foliage. Good for dry shade. Hardy. Up to 50cm

Liriope muscari 'Okina' (Blue turf lily): Unusual bleached white strappy foliage, speckled green with age. Spikes of vibrant purple flowers in autumn, black berries. Hardy

Lobelia cardinalis 'Russian Princess' (Cardinal flower): Upright spikes of red leaves, topped with fuchsia pink flowers. [Collect Only]

Lobelia x speciosa 'Hadspen Purple' (PBR): Dramatic spikes of purple flowers in late summer, above lance-shaped purple flushed leaves. Needs damp soil in summer. Hardy. Up to 60cm. [Collect Only]

Lobelia x speciosa 'Tania': Dramatic spikes of brightest pink flowers in late summer. [Collect Only]

Lobelia x speciosa 'Vedrariensis': Dramatic spikes of royal purple flowers in late summer. [Collect Only]

Lupinus 'Chandelier' (Lupin 'Chandelier' (Band of Nobles Series)): Tightly packed spires of creamy yellow flowers in midsummer. Long flowering. Hardy. Up to 1m. [Collect Only]

Lupinus 'The Governor' (Lupin 'The Governor' (Band of Nobles Series)): Tightly packed spires of blue and white flowers in midsummer. Long flowering. Hardy. Up to 90cm.

Lupinus dwarf Lulu mixed (Lupin dwarf Lulu mix): Compact spikes in bright, mixed colours.

Lychnis chalcedonica (Maltese cross): Domes of bright scarlet flowers with four petals, hence its common name. Excellent for adding height and bright colour in summer borders

Lychnis coronaria 'Blych' (GARDENER'S WORLD) (Rose campion): A lovely double form of the more common single flowered plant. Stunning darkest pink flowers over silver leaves [Collect Only]

Lychnis flos-cuculi 'Jenny' (PBR) (Ragged Robin 'Jenny'): A lovely double, bright pink form of our native Ragged Robin

Lychnis x arkwrightii 'Vesuvius' (Campion): Striking perennial with bronze-green leaves and vibrant orange-red star-shaped flowers with notched petals. Hardy. Up to 45cm. [Collect Only]

Lysimachia barystachys (White Loosestrife): Upright spikes of white flowers in late summer. Vigorous and very attractive to bees and butterflies. [Collect Only]

Lysimachia clethroides (Gooseneck Loosestrife): Spikes of white flowers arch over and tip up again, like a goose or swan neck

Lythrum salicaria 'Blush' (Loostrife 'Blush'): Tapering, sturdy spikes of soft pink flowers in mid to late summer. [Collect Only]

Lythrum virgatum 'Dropmore Purple': Upright spikes of purple-pink flowers in the mid-summer with lance-like foliage. Prefers a moist soil. Hardy. Up to 1m. [Collect Only]

Lythrum virgatum 'The Rocket': Slender upright spires of deep pink flowers from early to late summer. Likes moist conditions [Collect Only]

Maianthemum bifolium (False lily of the valley): Shade-loving spreading perennial. Pairs of glossy oval leaves. Like a mini-hosta. Spikes of white star-shaped flowers. [Collect Only]

Monarda 'Cranberry Lace' (PBR) (Bee Balm/Bergamot): A more compact variety with whorls of bright pink flowers over bright green aromatic foliage. Bee-friendly. Hardy. Up to 40cm. [Collect Only]

Monarda 'Fireball' (PBR) (Bee Balm/Bergamot): Whorls of scarlet-red flowers above clumps of lance-like aromatic foliage. Long flowering in mid- to late-summer. Prefers a moist soil.

Monarda 'Gardenview Scarlet' (Bee Balm/Bergamot): Whorls of bright red flowers held above aromatic foliage. [Collect Only]

Monarda 'Jacob Cline' (PBR) (Bee Balm/Bergamot): Whorls of the brightest imaginable red flowers over bright green aromatic foliage [Collect Only]

Monarda 'Pink Supreme' (PBR) (Bee Balm/Bergamot): Whorls of bright pink flowers over bright green aromatic foliage. Compact variety. Prefers a moist soil. Hardy. Up to 60cm. [Collect Only]

Monarda 'Squaw' (Bee Balm/Bergamot): Whorls of bright red flowers held above aromatic foliage. [Collect Only]

Monarda 'Violet Queen' (Bee Balm/Bergamot): Whorls of soft purple flowers held high above aromatic foliage. [Collect Only]

Morina longifolia: Whorls of white tubular flowers which age to pink, above prickly rosettes of glossy dark green aromatic leaves. Hardy. Up to 90cm.

Mukdenia rossii: Short plump spikes of white flowers in spring, but mainly grown for its foliage which turns brilliant red in autumn

Nepeta 'Six Hills Giant' (Catmint): A vigorous sun lover which will soon make a generous clump. Spikes of tiny purple flowers over aromatic grey/green foliage. [Collect Only]

Nepeta grandiflora 'Dawn to Dusk' (Catmint): Spikes of two-tone white and reddish pink held upright above aromatic foliage.

Nepeta grandiflora 'Summer Magic' (Catmint): A more compact, upright growing variety of Catmint with aromatic grey foliage and spikes of lavender blue flowers. Hardy. Up to 35cm.

Nepeta kubanica (Large flowered catmint): Upright stems of large deep blue flowers above aromatic deep green leaves. Long flowering. Prefers a sunny spot. Hardy. Up to 90cm.

Nepeta racemosa 'Snowflake' (Catmint): Compact variety of catmint forming mounds of silvery foliage and masses of clear white flowers. Loved by bees. Hardy. Up to 45cm.

Nepeta racemosa 'Walker's Low' (Catmint): Forms neat mounds of silvery green foliage, topped with masses of lavender blue flowers in early summer

Nepeta sibirica 'Souvenir d'Andre Chaudron' (Catmint): One of the largest flowers and more upright growth than other catmints. Aromatic lance shaped leaves. Hardy. Up to 45cm. AGM

Nepeta subsessilis (Catmint): Lovely, compact catmint with large, rich blue flower spikes.

Nepeta x faasenii 'Junior Walker' (Catmint): A more compact variety of catmint with mounds of aromatic silvery green foliage and lavender blue flowers.Hardy. Up to 40cm.

Nepeta x faassenii 'Kit Cat' (Catmint): A compact variety of catmint making a neat mound of aromatic green foliage and clusters of lavender blue flowers. Hardy. Up to 30cm.

Omphalodes verna 'Alba': Small, pure white open flowers in early spring over bright green foliage. Steadily spreads to cover the ground

Ophiopogon planescapus 'Nigrescens' (Black lilyturf): Jet back strappy leaves and purplish flowers in mid-summer. Widely and rightly used in modern planting schemes against silvery plants and paving.

Paeonia 'Buckeye Belle': Blowsy, glossy, deep red, semi-double large flowers with golden stamens. Attractive green foliage. A real stand-out plant. [Collect Only]

Paeonia lactiflora 'Bowl of Beauty' (Peony 'Bowl of Beauty'): Huge sugar-pink petal bowls filled with ripples of yellow ribbony bits. Swoon-worthy. [Collect Only]

Paeonia mlokosewitschii (Paeony 'Molly The Witch'): A truly lovely herbaceous peony with pale lemon yellow bowl-shaped flowers, with golden yellow stamens. Hardy. To 60cm. [Collect Only]

Paeonia officinalis 'Alba Plena': Sumptuous, large double white flowers above green foliage in May. A traditional cottage garden plant. May need support. [Collect Only]

Perovskia 'Blue Spire' (Russian Sage): Fine spikes of purple flowers on silver stems. Lovely winter stem effect. [Collect Only]

Perovskia 'Filigran' (Russian Sage): Silvery foliage & spikes of purple flowers in mid-summer. More upright than other cultivars. Lovely winter stem effect. Hardy. Up to 1.5m.

Persicaria affinis 'Darjeeling Red': Semi-evergreen mat-forming perennial with green narrow leaves that turn bronze over winter. Spikes of pink poker-like flowers which darken with age.

Persicaria affinis 'Donald Lowndes': Low-growing mat-forming perennial of narrow dark-green leaves and spikes of small pink flowers which darken with age. Long flowering period

Persicaria affinis 'Superba' (Creeping bistort): Evergreen ground cover plant with short rosy red flower spikes in mid to late summer.

Persicaria amplexicaulis (Red bistort): Spikes of reddish pink flowers from July to November. Robust plant ideal for filling awkward corners. Easy and reliable. [Collect Only]

Persicaria amplexicaulis 'Blackfield' (PBR) (Red bistort): New variety with fine spikes of burgundy flowers in late summer. Easy and reliable. [Collect Only]

Persicaria amplexicaulis 'Fat Domino' (Bistort 'Fat Domino'): A cracking new variety with plump, dark rose-red flower spikes which last for ages. [Collect Only]

Persicaria amplexicaulis 'Golden Arrow': Striking golden-green arrow-shaped foliage with spikes of reddish pink flowers. Will brighten up dark corners. Hardy. Up to 1m. [Collect Only]

Persicaria amplexicaulis 'Rosea': Spikes of pale pink flowers in late summer. Large oval pointed leaves. Grows in most situations as long as not too dry. Hardy. Up to 1.2m. [Collect Only]

Persicaria bistorta 'Hohe Tatra' (Bistort. Was known as Polygonum bistortum): Upright orchid-like pink spikes make a bold show from May to July [Collect Only]

Persicaria bistorta 'Superba' (Bistort. Was known as Polygonum bistortum 'Superbum'): Upright fluffy pink spikes make a bold show in early summer. Great for filling larger spaces. [Collect Only]

Persicaria microcephala Red Dragon' (PBR): Stunning foliage with upright stems of lance-shaped purple-green leaves, with delicate chevron markings in white. Best leaf colour in full sun. Hardy. Up to 90cm.

Petasites japonicus var. giganteus (Giant butterbur): Huge round leaves, perfect for bold foliage statement by a large pond or in damp soil [Collect Only]

Petasites paradoxus (Alpine butterburr): Silvery, wide but pointed leaves in summer. Flowers resembling white studded tennis balls in February. Excellent foliage plant [Collect Only]

Petrorhagia saxifraga (Tunic flower): Low growing with masses of pale pink flowers and fine thin leaves. Good in alpine troughs or rock gardens. Hardy. Up to 15cm. AGM.

Phlomis russeliana (Turkish sage): Whorls of lemon yellow flowers rise above mats of grey-green rough leaves. [Collect Only]

Phlomis tuberosa 'Amazone': Tall spikes bearing whorls of pink spikes in mid-summer [Collect Only]

Phlox paniculata 'Bright Eyes' (Phlox): Pink scented flowers with a darker pink eye [Collect Only]

Phlox paniculata 'David' (Phlox): An excellent phlox with clean white flowers and a delightful scent. [Collect Only]

Phlox paniculata 'Eventide': Mauve-purple, scented flowers on erect stems and green lance-shaped leaves. A good vigorous selection. Hardy. Up to 90cm. AGM [Collect Only]

Phlox subulata 'Lilacina' (Moss phlox): Pale blue star-like flowers above a cushion of hairy narrow leaves. Good for alpine beds or rockeries. Hardy. Up to 15cm.

Phlox subulata 'Temiskaming' (Moss phlox): A carpet of vibrant pink flowers in early summer

Physalis alkekengii var. franchettii (Chinese Lantern): Hardy perennial, grown for its glowing orange lantern-like seed cases in autumn. [Collect Only]

Pimpinella tripartita: White, small cow-parsley-like flowers above dark green lobed leaves. May self-seed. Said to cope with dry shade. Hardy. Up to 60cm.

Podophyllum peltatum (May apple): Large umbrella like leaves, with white waxy flowers beneath. A fine woodland plant

Polemonium 'Bressingham Purple' (Polbres) (PBR) (Jacob's Ladder 'Bressingham Purple'): Striking purple foliage topped with purplish blue flowers in early summer. [Collect Only]

Polemonium 'Northern Lights' (Jacob's Ladder 'Northern Lights'): Heavenly scented, compact form of Jacob's Ladder, with warm blue flowers

Polemonium caeruleum f. albiflorum (Jacob's Ladder - white form): Clusters of pure white flowers over foliage with leaflets arranged in pairs - hence the common name.

Polemonium reptans 'Blue Pearl': Attractive, low-growing form with fresh green ferny foliage and sky-blue bell-like flowers. Hardy. Up to 30cm. [Collect Only]

Polygonatum verticillatum 'Rubrum': Tall upright dark-red stems with whorls of narrow leaves and bell shaped flowers flushed red. Good in shade. Hardy. Up to 1m. [Collect Only]

Polygonatum x hybridum (Solomon's seal (Syn. Polygonatum multiflorum)): Arching sprays of paired white bells, tinged with green in spring. [Collect Only]

Potentilla 'Arc-en-ciel' (Cinquefoil): Double, rich red flowers flecked with yellow at the petal edges. Easy and trouble-free plant, ideal for well drained borders in sun or part shade

Potentilla 'Blazeaway' (Cinquefoil): Zingy orange flowers, flecked with yellow and red in summer over clumps of dark green foliage. Hardy. Up to 50cm. [Collect Only]

Potentilla 'Emilie' (Cinquefoil): Large, mahogany red flowers with gold markings at the outer petal margins.

Potentilla 'Esta Ann' (Cinquefoil): Vibrant yellow flowers with a red centre held well above a mound of dark green strawberry-like foliage. Hardy. Up to 40cm.

Potentilla 'Gibsons Scarlet' (Cinquefoil): Loose sprays of single crimson flowers in summer. Long flowering period.

Potentilla 'William Rollisson' (Cinquefoil): Scarlet-orange, double flowers with flashes of yellow. A brilliant splash of colour in hot colour schemes [Collect Only]

Potentilla atrosanguinea (Cinquefoil): Bright scarlet flowers over silvery foliage. Great for stony or poor soils in full sun.

Potentilla nepalensis 'Miss Willmott' (Cinquefoil): Cherry pink flowers with a darker centre above dark green strawberrry-like foliage.

Primula 'Dawn Ansell' (Primula 'Dawn Ansell'): Gorgeous double white flowers, classic primrose leaves [Collect Only]

Primula 'Don Keefe': Glowing scarlet-orange primrose-like flowers on a sturdy stem.

Primula 'Francisca': Really unusual variety with green/acid yellow flowers.

Primula 'Wanda': Low growing primula with bright purplish red flowers in early spring

Primula bulleyana: Upright tall stems of bright orange-yellow flowers from a rosette of green leaves. Likes damp borders. Hardy. Up to 60cm.

Primula denticulata (Drumstick primula): Round heads of purple, occasionally white flowers above a rosette of green leaves.

Primula denticulata 'Rubin' (Drumstick primula): Dark pink/magenta balls of flowers on sturdy stems. [Collect Only]

Primula denticulata var. alba (Drumstick primula - white): Pure white balls of flowers on sturdy stems.

Primula rosea 'Grandiflora': Bright pink flowers with a yellow centre on an erect stem, may flower before the leaves open. Prefers moist soil. Hardy. Up to 20cm.

Primula sieboldii 'Winter Dreams' (Japanese Woodland Primula): Palest pink flowers with snowflake effect petals.

Primula vialli (Vial's Primrose): Flower spikes of crimson buds open into a mass of pale purple flowers in mid-summer. Often reflowers in late summer/autumn

Primula vulgaris 'Drumcliff' (Primrose): Palest pink flowers over glossy olive-green foliage. One of a range of new dark-leaved primulas from Ireland. [Collect Only]

Primula vulgaris 'Innisfree' (Primrose): Dark, velvety red flowers over very dark green foliage. One of the new range of wonderful dark leaved primroses from Ireland [Collect Only]

Pulmonaria 'Blue Ensign' (Lungwort): Rich blue flowers in spring. A reliable hardy perennial [Collect Only]

Pulmonaria 'Cotton Cool' (Lungwort): Slender leaves, so heavily spotted that they're almost completely silver. Classic pulmonaria purple/blue/pink flowers.

Pulmonaria 'Majeste' (Lungwort): Large, heavily silvered leaves and purplish pink flowers in spring

Pulmonaria 'Moonshine' (PBR) (Lungwort): Silver leaves edged in green are the star of this plant, with pale blue bell-shaped flowers. Good mildew resistance. Hardy. Up to 30cm.

Pulmonaria 'Mrs Kittle' (Lungwort): Flushed pink buds opening to clear white flowers above a silvery spotted foliage. Brightens up shady areas. Hardy. Up to 30cm. [Collect Only]

Pulmonaria 'Opal' (Ocupol) (Lungwort 'Opal'): Palest ice-blue flowers over dark green leaves splashed with silver [Collect Only]

Pulmonaria 'Trevi Fountain' (Pulmonaria 'Trevi Fountain'): Long flowering, with blue flowers over silver-speckled leaves in spring. [Collect Only]

Pulmonaria longifolia 'Diana Clare' (Lungwort): Long, slender silver foliage and purple flowers in spring. [Collect Only]

Pulmonaria officinalis 'Sissinghurst White' (Lungwort 'Sissinghurst White'): Clusters of pure white flowers in spring over white spotted green leaves. [Collect Only]

Pulsatilla vulgaris (Pasque flower): Large cup shaped purple-hued flowers over soft ferny foliage. Thrives in sunny, well drained spots.

Pulsatilla vulgaris 'Alba' (Pasque flower - white): Large cup shaped white flowers over soft ferny foliage. Thrives in sunny, well drained spots.

Pulsatilla vulgaris 'Papageno' (Pasque flower): The petals are deeply dissected, giving a frilled, double effect. Usually purple but can be pink, reddish or white

Pulsatilla vulgaris 'Rote Glocke' (Pasque flower Red Clock): Large dark red flowers with yellow stamens flowers over soft ferny foliage. Thrives in sunny, well drained spots. To 40cm. Hardy.

Rheum palmatum 'Atrosanguineum' (Ornamental rhubarb): Very large, deeply dissected green leaves with plum-coloured undersides. Sprays of rich pink flowers in summer. [Collect Only]

Rodgersia 'Irish Bronze' (Roger's Flower 'Irish Bronze'): Bronze tinted leaves, shaped much like a horse-chestnut's. Sprays of fluffy white flowers in mid-summer. [Collect Only]

Rudbeckia fulgida 'Goldsturm' (Black-eyed Susan (not the annual climber)): Large gold flowers with a chocolate eye produced in profusion from late summer well into autumn. [Collect Only]

Rudbeckia fulgida var. deamii (Black-eyed Susan (not the annual climber)): Classic garden perennial flowering in mid-late summer with bright gold daisy flowers with black centres. [Collect Only]

Rudbeckia maxima (Coneflower): Very tall, upright Rudbeckia with large, bright yellow cones with black eyes in late summer [Collect Only]

Rudbeckia subtomentosa 'Little Henry' (PBR) (Sweet black-eyed susan): Yellow quilled flowers with chocolate brown centres in late summer. Compact variety with a delightful vanilla scent. Hardy. Up to 90cm. [Collect Only]

Salvia nemorosa 'Amethyst' (Balkan Clary): Slender spires of long-lasting warm purple spikes from mid to late summer. [Collect Only]

Salvia nemorosa 'Caradonna' (Balkan Clary): Rich purple spikes in early summer - just in time for Chelsea Flower Show at which is widely used [Collect Only]

Salvia nemorosa 'Ostfriesland' (Balkan Clary): Masses of upright spikes of purple flowers in mid summer. Easy and trouble free

Salvia nemorosa 'Sensation Deep Rose' (Balkan Clary): Masses of upright spikes of pink flowers in mid summer. Easy and trouble free [Collect Only]

Salvia nemorosa 'Sensation White' (Balkan Clary): Compact with spikes of pure white flowers. Height 30cm. Likes humus rich, well-drained soil in sunny position.

Salvia nemorosa 'Serenade': Dark stemmed flower spikes with lighter purple flowers above sage-like grey-green leaves. Prefers a sunny spot. Hardy. Up to 70cm.

Salvia x sylvestris 'Mainacht' (Perennial sage 'May Night'): Spikes of warm purplish blue flowers in mid-summer [Collect Only]

Salvia x sylvestris 'Schneehugel': White flower spikes above grey-green leaves. Flower over a long season from mid-summer. Bees love it! Hardy. Up to 50cm. [Collect Only]

Sanguisorba 'Blackthorn' (Burnet 'Blackthorn'): Upright spikes of soft pink flowers in late summer and autumn [Collect Only]

Sanguisorba 'Little Angel' (Burnet 'Little Angel'): Brand new variety. Compact plant with maroon button flowers and variegated foliage

Sanguisorba 'Pink Tanna': Fluffy Pink flower bobbles mid-late summer over attractive fern-like foliage. Good in damp soil, sun or shade. Hardy. Up to 1m. [Collect Only]

Sanguisorba hakusanensis 'Pink Brushes': Tactile, long pinky/purplish tassels in late summer. Thought to be more drought tolerant than other forms. Hardy. Up to 1.4m [Collect Only]

Sanguisorba hakusinensis 'Lilac Squirrel' (Burnet 'Lilac Squirrel'): Wondrously tactile, long pinky/purplish tassels in late summer. [Collect Only]

Sanguisorba menziesii (Burnet): Long maroon spikes in late summer over clumps of frondy, grey green foliage

Sanguisorba obtusa (Burnet): Arching fluffy pink flower spikes in mid to late summer over crinkled grey green foliage. [Collect Only]

Sanguisorba officinalis 'Red Thunder': Stems of dark-red bobble-like flowers above attractive divided foliage. Up to 1.2m. [Collect Only]

Sanguisorba officinalis 'Shiro-fukurin' (Burnet 'Shiro-fukurin'): Nicely variegated green and white leaves, maroon bobble flowers in late summer.

Sanguisorba tenuifolia 'Alba': Soft arching white bottle-brush flowers over fine, frondy foliage.

Saxifraga 'Wada': Glossy, green leaves with red undersides. Red stems bearing clouds of white star-like flowers in the autumn. Up to 50cm.

Saxifraga fortunei 'Shiranami': Rosettes of green lobed leaves, wiry stems topped with double pure white flowers in late summer/early autumn. Hardy. Up to 25cm.

Saxifraga stolonifera ' Kinki Purple': Rounded, hairy leaves with green above and red below. Wiry stems topped with white flowers in early autumn. Hardy. Up to 30cm. [Collect Only]

Saxifraga x urbium 'Variegata' (London Pride): Wiry stems topped with dainty pale pink flowers over ground evergreen rosettes of green leaves with creamy yellow markings.

Scabiosa 'Butterfly Blue' (Scabious Irish Perpetual): Large cornflower blue frilled flowers over lance-shaped grey-green foliage. Semi-evergreen, very long flowering season.

Scabiosa caucasia 'Perfecta Blue' (Scabious): Large cornflower blue frilled flowers over lance-shaped grey-green foliage [Collect Only]

Sedum 'Indian Chief': Large pink-red flower heads held above succulent grey-green foliage. Loved by bees and butterflies. Prefers a sunny spot. Hardy. Up to 60cm. [Collect Only]

Sedum 'Matrona' (Ice plant 'Matrona'): Sturdy pinkish stems topped with flat warm pink flowers [Collect Only]

Sedum 'Red Cauli' (Ice Plant 'Red Cauli'): Tight domes of bright pinkish red flowers on short, red tinted stems. [Collect Only]

Sedum 'Vera Jameson' (Stonecrop 'Vera Jameson): Creeping stems of powdery red leaves topped with reddish pink flowers in late summer

Sedum kamtschaticum (Russia stonecrop): Creeping groundcover with glossy, green succulent leaves and starry yellow flowers in summer. Hardy.

Sedum spathulifolium 'Purpureum' (Purple stonecrop): Mat forming, fleshy purple rosettes with an attractive grey cast when young. Yellow flowers in summer.

Sedum telephium 'Jennifer' (Stonecrop 'Jennifer'): Pleasing two-tone cream/pink flowers over reddish foliage [Collect Only]

Selinum filicifolium: Glossy, green ferny foliage and umbels of white flowers with a green ruff in mid-summer. Prefers a sunny spot. Hardy. Up to 30cm. [Collect Only]

Selinum wallichianum (Wallich milk parsley): Stately umbellifer with large white heads atop large lacy leaves [Collect Only]

Sidalcea 'Elsie Heugh' (Prairie mallow): Spikes of large clear pink flowers above rounded bright green leaves [Collect Only]

Sidalcea 'Loveliness' (Prairie mallow): Pale pink flowers on upright spikes in mid-summer. Round, glossy, semi-evergreen leaves. To 75cm. Hardy.

Sidalcea 'Sussex Beauty' (Prairie mallow): Large candy pink flowers held on stiff upright stems above rounded green foliage. [Collect Only]

Sidalcea 'William Smith' (Prairie mallow): Rich rose pink flowers on upright spikes in mid-summer. Round, glossy, semi-evergreen leaves. Hardy. Up to 90cm. [Collect Only]

Sisyrinchium idahoense 'Album': White star-like flowers with a yellow centre, grass-like strappy foliage. Prefers a sunny spot with good drainage. Hardy. Up to 15cm.

Sisyrinchium striatum 'Aunt May': Open fans of strappy variegated iris-like leaves topped with lemon yellow flowers in summer. Up to 60cm. [Collect Only]

Stachys byzantina 'Primrose Heron' (Lamb's ears): A fascinating colour - silvery/lemony/green furry leaves form spreading mats. Great for ground cover in sun.

Stachys officinalis 'Hummelo' (Betony): Upright spikes of rosy purple flowers above pointed dark green foliage. Very attractive to bees [Collect Only]

Stokesia laevis 'Blue Star' (Stoke's aster): Large fluffy blue flowers in mid-summer, slender green leaves. [Collect Only]

Stokesia laevis 'Mary Gregory' (Stoke's aster): Large fluffy lemon yellow flowers in mid summer above slender green leaves.

Stokesia laevis 'Purple Parasols' (Stoke's aster): Large, fluffy purple flowers over slender grey-green foliage

Symphytum orientale (White comfrey): Pure white flowers in early summer. Not a spreading comfrey, it self-seeds around gently instead. [Collect Only]

Tellima grandiflora 'Forest Frost' (Fringecups): Slender spikes of pinkish flowers late spring to mid-summer. Semi-evergreen reddish foliage. Great in shade. Height to 30cm. Hardy

Thalictrum 'Anne' (Meadow rue 'Anne'): Tall, stately plant with a froth of pinkish-white flowers in mid-summer [Collect Only]

Thalictrum 'Elin' (Meadow rue 'Elin'): Tallest of the Thalictrums we grow with huge heads of lavender and yellow flowers in mid-late summer. [Collect Only]

Thalictrum 'Purplelicious': A new variety which is a more compact plant. Fluffy heads of lilac purple flowers on dark stems in early summer. Hardy. Up to 40cm. [Collect Only]

Thalictrum 'Splendide White' (White Meadow Rue): Pure white flowers open from spherical buds. Spectacular in dappled shade

Thalictrum 'Splendide': Superb Thalictrum with clouds of purple flowers open for a very long time in late summer

Thalictrum aquilegiifolium 'Album' (Meadow rue, white): Clouds of fluffy white flowers in spring, foliage looks like an aquilegia, but much taller.

Thalictrum aquilegiifolium 'Thundercloud' AGM (Meadow rue): Plumes of purple flowers with darker purple stamens in early summer. [Collect Only]

Thalictrum delavayi 'Album' (White mountain rue): Dainty cup-shaped white flowers held high above fern-like greyish green leaves. [Collect Only]

Thalictrum delavayi 'Hewitt's Double' (Mountain rue): Tiny purple pom-pom flowers dance airily above ferny grey-green foliage.

Thalictrum delavayi AGM: Dainty lilac-mauve flowers 2cm in width, with prominent creamy yellow stamens above fern-like bright green leaves. [Collect Only]

Thalictrum delavayi f. acuminatum (Meadow rue, Lavender meadow rue): Sprays of lilac flowers, soft ferny foliage.

Thalictrum delavayi var. decorum (Meadow rue): Sprays of small hanging pinkish purple flowers above soft filigree foliage

Thalictrum delavayi var. mucronatum (Meadow rue): Sprays of small hanging pinkish purple flowers above soft filigree foliage

Thalictrum ichangense (Thalictrum ichangense): Rounded purplish green leaves with silvery veins, dainty sprays of tiny pink flowers in summer.

Thalictrum isopyroides (Dwarf meadow rue): Dainty froth of finely divided fern like flowers topped with sprays of tiny green flowers in summer. A shade lover.

Thalictrum rochebrunianum (Meadow rue, Lavender meadow rue): Airy sprays of lavender flowers with yellow stamens on tall purple-tinged stems

Thermopsis rhombifolia var. montana: Lupin-like with sunny yellow pea-like flowers and bright green foliage. Flowers followed by velvety-brown seed pods. Hardy. Up to 90cm.

Tiarella 'Iron Butterfly' (Foam flower): Deeply cut green leaves with a purple-black centre. Long flowering spikes of pale-pink star-like flowers. Hardy. Up to 30cm.

Tiarella 'Pink Bouquet' (Foam flower): A constant supply of palest pink flower spikes from spring to mid-summer. Soft maple shaped green leaves with slim dark central markings

Tiarella 'Pink Skyrocket' (PBR) (Foam flower): A vigorous variety with deeply divided, elegant foliage and dainty pink flower spikes. Very long flowering [Collect Only]

Tiarella 'Spring Symphony' (PBR) (Foam flower): Attractive perennial with deeply divided foliage with dark blotch in centre.Long flowering with spikes of white star-shaped flowers.

Tiarella wherryi (Foam flower): Spikes of tiny white flowers in spring/early summer. Great in shade

Tradescantia 'Innocence' (Spiderwort (Andersoniana Group)): Three-petalled pure white flowers with purple tinged anthers. Strappy bright green foliage.

Tradescantia 'Leonara' (Spiderwort): Three-petalled vibrant violet-blue flowers above strappy foliage. Great as a ground clump former in sun or part shade [Collect Only]

Trautvetteria caroliniensis (False bugbane): Fluffy white, lightly fragrant flowers, similar to the Thalictrum flowers. Prefers partial shade with a moist soil. Hardy. Up to 90cm. [Collect Only]

Tricyrtis 'White Towers' (Toadlily): Upright stems and star-shaped white flowers above fresh green foliage. Shade-lover. Prefers a moist soil. Hardy. Up to 60cm.

Tricyrtis formosana 'Seiryu' (Toadlily): Upright stems of blue star-like flowers, often speckled with lilac and a paler centre. Above dark green spotted foliage. Hardy. Up to 60cm. [Collect Only]

Trifolium ochroleucon (Sulphur Clover): Spikes of creamy yellow clover-like flowers above three-lobed foliage. Re-flowers if cut back. Good for bees. Hardy. Up to 50cm. [Collect Only]

Trifolium rubens 'Red Feather' (Ornamental clover): Fat spikes of red clover-like flowers above three-lobed foliage. [Collect Only]

Trillium erectum (Birthroot): Deep maroon, three petalled flowers over three-leaved foliage. Very choice woodland plant. Hardy. Up to 50cm. AGM

Trollius 'Lemon Queen' (Globeflower): A clump-forming perennial with glossy deeply divided leaves. Pale yellow flowers in late spring and early summer.

Trollius chinensis 'Golden Queen' (Globeflower): Glowing gold cup-shaped flowers with a very prominent central boss of gold anthers. Really stunning. [Collect Only]

Trollius x cultorum 'Alabaster' (Globeflower): Translucent pale yellow cup shaped flowers from early to late summer.

Verbena officinalis 'Bampton': Attractive plant with dark purple foliage and upright, wiry stems with delicate purple flowers. Long flowering. [Collect Only]

Veronica longifolia (Long-leaved speedwell): Tall spires of blue flowers above long, slender foliage. [Collect Only]

Veronica longifolia 'Charlotte' (PBR) (v): Spikes of white flowers, slender variegated leaves.

Veronica spicata 'Purpleicious' (Speedwell): Spikes of dark-purple flowers over a mound of shiny green leaves. Long-flowering and excellent as a cut flower. Hardy. Up to 50cm.

Veronica spicata 'Rotfuchs': Spikes of deep pink flowers over a mound of shiny green leaves. Long-flowering and excellent as a cut flower. Hardy. Up to 40cm. [Collect Only]

Veronica spicata 'Silver Carpet': Low-growing plant with silvery foliage and short spikes of deep purple-blue flowers. Good for edging a border. Hardy. Up to 25cm. [Collect Only]

Veronicastrum virginicum ' Adoration' (Culver's Root): Slender spikes of lilac-pink flowers above rising whorls of slender green leaves. [Collect Only]

Veronicastrum virginicum 'Album' (Culver's Root): Slender spikes of white flowers above rising whorls of slender green leaves. [Collect Only]

Veronicastrum virginicum 'Fascination' (Culver's Root): One of the best cultivars with tall tapering spires of warm purple/blue flowers in mid-summer [Collect Only]

Veronicastrum virginicum 'Lavendelturm' (Culver's Root): Long, narrow spires of tiny, pale lavender-blue flowers above whorls of narrow, dark green, serrated leaves. Tall to up to 2m.

x Heucherella 'Kimono' (PBR): Mounds of attractive, evergreen, slightly silvery leaves with darker veins

x Heucherella 'Tapestry' (PBR) (Coral Flower): Two-tone green/bronze leaves dusky pink flowers June-July. Semi-evergreen. Max Height 20cm. Shade/partial shade. Hardy.

Found 543 matches:

Main Flower Colour

Height when grown

Aspect

Soil

Flowering

Spread Rate