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

Achillea millefolium 'Red Velvet' (Yarrow 'Red Velvet'): Superb ruby red flowers over ferny green foliage. Doesn't fade with age. In flower late June to Sept. Height to 60cm.

Achillea ptarmica 'The Pearl' (Yarrow 'The Pearl): Tight buttons of white flowers, ferny grey/green foliage. Prefers full sun and light well-drained soil. Hardy. Up to 60cm.

Anemone Wild Swan = 'Macane001' (PBR): Pure white flowers with a blueish purple reverse. Flowers on and off all summer. Needs good moist soil. Hardy. To 50cm. [Collect Only]

Anthemis tinctoria 'E.C. Buxton' (Dyer's chamomile 'E.C. Buxton'): Masses of creamy lemon yellow flowers with gold eye over finely divided foliage. To 50cm. Hardy.

Anthemis tinctoria 'Lemon Ice' (Dyer's chamomile 'Lemon Ice'): Creamy daisy flowers with a deep yellow centre. Ferny greyish green foliage. Excellent in sunny, dryish spots. Up to 45cm

Aquilegia 'Dragonfly Hybrids' (Granny's bonnet. Columbine 'Dragonfly Hybrids'): Large trumpet flowers with long spurs in mixed colours and bicolours in late spring. Attractive to bees/insects. Hardy. Up to 80cm.

Aquilegia vulgaris var. stellata 'White Barlow' (Granny's bonnet. Columbine 'White Barlow'): Pure white, double flowers in spring. Best grown in shade, but does fine in some sun if not too dry. Hardy Height to 50cm

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

Astrantia major (Greater masterwort): White/green pincushion flowers. Good for drying, I'm told! Great in sun/shade in soil that isn't too dry. Hardy. Up to 60cm.

Astrantia major 'Roma' (PBR) (Hattie's pincushion, Masterwort 'Roma): A fine pink Astrantias with very long lasting pink flowerheads. Easy to grow in any spot that's not too dry. Hardy. Up to 50cm.

Brunnera macrophylla 'Alexander's Great' (PBR) (Siberian bugloss 'Alexander's Great'): Statement foliage plant for shade. Large, heart-shaped, silver leaves. Light-blue forget-me-not-like flowers in Spring. Hardy. Up to 40cm.

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

Brunnera macrophylla 'Hadspen Cream' (Siberian bugloss 'Hadspen Cream'): Large, heartshaped green leaves with wide cream margin. Sprays of forget-me-not blue flowers in spring. Hardy. Up to 45cm.

Brunnera macrophylla 'Jack Frost' (PBR) (Siberian bugloss 'Jack Frost'): Large, heartshaped silver leaves with green veins and leaf edges. Sprays of forget-me-not blue flowers in spring.Shade-loving plant. Hardy. Up to 45cm.

Brunnera macrophylla 'Jennifer' (Siberian bugloss 'Jennifer'): Sprays of bi-coloured blue and white forget-me-not-like flowers above green heart-shaped leaves. A great shade-loving plant. Hardy. Up to 45cm. [Collect Only]

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

Carex 'Ice Dance' (Sedge 'Ice Dance'): Evergreen clump-forming grass with green strappy leaves and white margins. Good for containers, shade tolerant. Hardy. Up to 50cm.

Centaurea 'John Coutts' (Knapweed 'John Coutts'): Large almost fluffy soft pink flowers over green, slightly felty foliage with white undersides. To 40cm. Hardy.

Centaurea 'Jordy' (Perennial cornflower 'Jordy'): Beautiful maroon-purple flowers over felty silvery-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.

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

Cynoglossum nervosum (Himalayan hound's tongue): Upright stems of clear blue flowers, like Forget-me-not, bright green hairy, lance-shaped leaves. Needs sun and well-drained soil. Hardy. Up to 60cm. [Collect Only]

Erigeron 'Adria' (Fleabane 'Adria'): Mound forming perennial forming masses of semi-double purple flowers with central yellow disc. Hardy. Up to 60cm.

Erigeron 'Dunkelste Aller' (Fleabane 'Darkest of all'): Large purple daisy flowers over a long season in summer. Great in sunny, dry borders. To 30cm. Hardy [Collect Only]

Festuca amethystina: Evergreen grass with elegant, dusky purple arching flower stalks very early in season, for a grass.

Geranium 'Alan Mayes' (Cranesbill 'Alan Mayes'): Long flowering geranium with bright blue flowers with purple veining. Clumps of hairy green leaves, turning red in autumn. Hardy. Up to 45cm.

Geranium 'Brookside' (Cranesbill 'Brookside'): A reliable, robust variety with large rich blue flowers over a mound of deeply divided leaves. Height to 45cm. Hardy

Geranium 'Ivan' (Cranesbill 'Ivan'): Vibrant magenta-pink flowers with a dark black centre above yellow green leaves. Leaves turn red in autumn. Hardy. Up to 50cm.

Geranium 'Jean Armour' (Cranesbill 'Jean Armour'): Pale pink flowers with darker veining held above trailing grey-green divided foliage. Hardy, but prefers full sun and well-drained soil. Up to 45cm.

Geranium 'Nimbus' (Cranesbill 'Nimbus'): Makes medium sized domes of finely divided foliage smothered in purplish blue flowers in early summer. To 50cm. Hardy

Geranium 'Orion' (Cranesbill 'Orion'): A dome of deeply divided foliage, smothered in large blue flowers from early summer onwards

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

Geranium 'Sirak' (Cranesbill 'Sirak'): Large, trumpet shaped glowing pink flowers for a long period from May to August. Fully hardy. Height to 60cm.

Geranium pratense 'Mrs Kendall Clark' (Meadow cranesbill 'Mrs Kendall Clark'): Palest purpley/grey flowers, makes a good mound of foliage. Hardy. To 40cm. [Collect Only]

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

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

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.

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 rivale 'Leonards Variety' (Avens 'Leonards Variety'): Coppery- rose flowers held above rosettes of rounded, softly hairy foliage. To 40cm. Hardy

Geum Scarlet Tempest = 'Macgeu001' (PBR) (Avens 'Scarlet Tempest'): Scarlet, semi-double flowers held on tall stems above rosettes of rounded hairy leaves. Long flowering. Hardy. Up to 50cm.

Hakonechloa macra 'Aureola' (Golden Japanese Flowing Grass): Superb grass with subtle gold/green strips which forms a neat mound.

Hemerocallis 'Corky' (Daylily 'Corky'): Slender yellow trumpets with mahogany stripe on back. Flowers held high on black stems above fine foliage. Superb plant. To 60cm. Hardy

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.

Hosta 'Patriot': Large green leaves cleanly edged in white. Lilac flowers in summer. To 50cm. Hardy. [Collect Only]

Hosta 'Praying Hands': Very upright, rippled leaves. Leaves are green, narrowly edged in white and curl up. Lilac flowers in summer. Hardy. Up to 40cm. AGM. [Collect Only]

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

Leucanthemum x superbum 'Aglaia' (Shasta Daisy 'Aglaia'): Double, frilly white flowers in late summer and autumn. Glossy green foliage. Fully hardy, dislikes soggy soils. Height to 50cm

Leucanthemum x superbum 'Banana Cream' (Shasta Daisy 'Banana Cream'): A more compact form of the Shasta daisy, with pale yellow daisy flowers, fading to cream. Dark green foliage. Hardy. Up to 45cm.

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

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

Nepeta racemosa 'Walker's Low' (Catmint 'Walker's Low'): Forms neat mounds of silvery green foliage, topped with masses of lavender blue flowers in early summer. Up to 40cm. Hardy.

Papaver orientale 'Royal Wedding': Clear white flowers with a dark centre above hairy foliage. Prefers a well-drained sunny site Hardy. Up to 60cm. [Collect Only]

Penstemon 'Raven': Darkest purple-red tubular flowers over semi-evergreen foliage. [Collect Only]

Persicaria amplexicaulis var. pendula: Dark-pink flower spikes which droop rather than stand upright. Long flowering. Hardy. Up to 60cm. [Collect Only]

Polemonium reptans 'Stairway to Heaven' (PBR) (Jacob's Ladder 'Stairway to Heaven'): Superb variety with attractive variegated foliage and lavender blue flowers. To 50cm. Hardy

Potentilla 'Arc-en-ciel' (Cinquefoil 'Arc-en-ciel'): 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 [Collect Only]

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

Potentilla 'Esta Ann' (Cinquefoil 'Esta Ann'): 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 'Gibsons Scarlet'): Loose sprays of single crimson flowers in summer. Long flowering period. Hardy. Up to 50cm.

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

Primula japonica 'Alba' (Japanese primula 'Alba'): Whorls of white flowers on tall stems, rising from a rosette of green leaves. To 60cm. Hardy

Primula sikkimensis (Himalayan cowslip): Tall stems with clusters of pendulous pale yellow funnel-shaped scented flowers, rising from a rosette of green leaves. Up to 40cm.

Primula x bulleesiana: Candelabra primula with upright tall stems of mixed bright orange-yellow, pink and purple flowers from a rosette of green leaves. Hardy. Up to 60cm.

Rudbeckia fulgida var. sullivantii 'Goldsturm': Large gold flowers with a chocolate eye produced in profusion from late summer well into autumn. Hardy. Up to 60cm. [Collect Only]

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

Sanguisorba 'Tanna' (Burnet 'Tanna'): Spikes of burgundy-red bobbly flowers appear in late summer over crinkled blue-green leaves. Height to 50cm. Hardy.

Sanguisorba obtusa (Japanese burnet): Arching fluffy pink flower spikes in mid to late summer over crinkled grey green foliage. To 60cm. Hardy [Collect Only]

Scabiosa caucasica 'Clive Greaves' (Scabious 'Clive Greaves'): A very good reliable old variety of scabious with large blue frilled flowers over lance-shaped grey-green foliage. Height to 60cm. Hardy. [Collect Only]

Sedum 'Matrona' (Syn Hylotelephium 'Matrona.): Sturdy pinkish stems topped with flat warm pink flowers

Stipa tenuissima 'Wind Whispers' (Mexican feather grass. Syn. Nassella tenuissima): Soft plumes of very tactile grass from early summer. Stands well through winter

Tricyrtis formosana 'Seiryu' (Toadlily 'Seiryu'): 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 rubens 'Red Feather' (Ornamental clover 'Red Feather'): Fat spikes of red clover-like flowers above three-lobed foliage. Hardy. Up to 60cm. [Collect Only]

Veronica longifolia 'Melanie White' (Long-leaved speedwell 'Melanie White'): Spikes of pure, clean white flowers, and long slender foliage. Good in sun or part shade. Good as a cut-flower. Hardy. Up to 60cm. [Collect Only]