Achillea 'Martina' (Yarrow 'Martina'): A superb variety with long lasting lemon yellow flowerheads, fading slowly to cream. Ferny green foliage. Hardy. To 75cm [Collect Only]

Achillea filipendulina 'Gold Plate' (Yarrow 'Gold Plate'): Statuesque achillea with huge, flat gold flower heads above upright ferny foliage. A statement plant for dry, sunny borders. Hardy. To 1m. [Collect Only]

Agastache 'Blackadder' (Giant hyssop 'Blackadder'): Bright blue flower spikes and aromatic foliage - very attractive to bees. To 1.2m. Hardy [Collect Only]

Anemone hupehensis var. japonica 'Pamina' (Japanese Anemone 'Pamina'): Double, deep pink flowers in late summer into autumn. Hardy and reliable. To 90cm [Collect Only]

Asclepias tuberosa (Butterfly flower): Vibrant bright orange flowers in summer and autumn, followed by fruit. Loved by butterflies. Prefers a sheltered spot. Up to 80cm.

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

Aster macrophyllus 'Twilight' (Syn. Eurybia x herveyi): Lavender-blue flowers with a yellow centre in late summer. Mildew-resistant foliage. An earlier flowering variety. Height to 1m.

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

Aster trifoliatus subsp. ageratoides 'Ashvi': White flowers in a neat mound over a very long season - July to November. Hardy. Up to 80cm. [Collect Only]

Aster x frikartii 'Monch': Soft lavender blue flowers in late summer.Very early flowering and shorter than many asters at about 80cm. Easy and reliable. Hardy. [Collect Only]

Astrantia maxima (Largest masterwort): Two-tone pink/green, long-lasting, starry flowers. Best in a bit of shade and moist soil. Hardy. Up to 60cm. [Collect Only]

Calamagrostis brachytricha (Korean feather reed grass): Arching, plump spikes of silvery purplish flowerheads turning golden brown in winter.

Ceratostigma plumbaginoides (Plumbago, Hardy plumbago, dwarf plumbago): Brilliant blue flowers in later summer over foliage which turns redder as winter approaches.

Crocosmia 'Paul's Best Yellow': Arching sprays of golden yellow flowers in late summer. A vigorous grower. Fully hardy in well drained soils. To 1m [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. [Collect Only]

Echinacea 'Green Envy' (PBR) (Coneflower 'Green Envy'): Green flowers with a slight pink tinge to petal tips and pink cone. To 1.2m. [Collect Only]

Echinacea 'Kim's Knee High' (PBR) (Coneflower 'Kim's Knee High'): Large pink daisy flowers in late summer. Shorter than other varieties. To 50cm. Hardy in light soils.

Echinacea pallida (Pale purple coneflower): Long slender pale purple petals hang from a central cone. Very attractive to bees/butterflies. To 1.2m. Hardy.

Eupatorium cannabinum 'Flore Pleno' (Hemp agrimony double flowered): Large domes of double, warm pink flowers on tall stems. Stands well through winter and looks lovely in a hard frost. Hardy. Up to 1.8m. [Collect Only]

Eupatorium fistulosum 'Bartered Bride' (Joe Pye Weed 'Bartered Bride'): Tall, dramatic plant with large creamy white flowerheads in late summer. Good for back of borders. Attractive to bees. Hardy. Up to 2m. [Collect Only]

Eupatorium maculatum 'Gateway' (Joe Pye Weed 'Gateway'): Slightly smaller than the species but still a dramatic plant with domes of purplish pink flowers in late summer. Hardy. To 1.8m. [Collect Only]

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

Eupatorium maculatum Atropurpureum Group (Joe Pye-weed): Tall, dramatic plant with domes of purplish pink flowers in late summer. Very attractive to bees. Hardy. To 2m. [Collect Only]

Gaura lindheimeri Rosyjane = 'Harrosy' (PBR) (Gaura 'Rosyjane'): Airy sprays of pink flowers with a white petal centre. Perennial, but dislikes winter wet and doesn't thrive outdoors in cold areas. To 80cm. [Collect Only]

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

Hakonechloa macra (Japanese Flowing Grass): Mounds of arching green leaves that just touch the ground. A wonderful shade lover grown for its elegant flowing form.

Helenium 'Kanaria' (Sneezeweed 'Kanaria'): Masses of clear lemon yellow flowers with swept back petals and central mustardy-gold dome. [Collect Only]

Helenium 'Loysder Wieck' (Sneezeweed '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 'Mardi Gras'): 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 'Moerheim Beauty'): Brilliant coppery-red flowers with swept back petals and a central chocolate boss in late summer. To 1.2m.

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

Helenium 'Sahins Early Flowerer' (Sneezeweed 'Sahins Early Flowerer'): Orange and gold streaked flowers with swept back petals and central bronze boss in late summer. To 1.4m. Hardy. [Collect Only]

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

Helianthus 'Loddon Gold' (Perennial sunflower 'Loddon Gold'): Tall, vibrant fully double, yellow flowers. Large flower heads up to 12cm width. Prefers a sunny spot. [Collect Only]

Hesperantha coccinea (Kaffir Lily. Syn. Schizostylis coccinea): Coral red flowers on slender stems in late summer

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]

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 [Collect Only]

Ligularia dentata 'Desdemona' (Leopard plant 'Desdemona'): Large orange daisy-like flowers over rounded greeny-bronze foliage with purple undersides. To 1m. Hardy.

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

Molinia caerulea 'Dauerstrahl' (Purple moor grass 'Dauerstrahl'): Upright, purple, flower stalks with slender purple flower heads in late summer. Mounds of mid-green foliage from spring. Hardy. Up to 1m. [Collect Only]

Molinia caerulea 'Edith Dudszus' (Purple moor grass 'Edith Dudszus'): Purple, almost black wand-like flower stalks with slender purple flower heads in late summer.To 90cm. Hardy [Collect Only]

Molinia caerulea 'Heidebraut' (Purple moor grass 'Heidebraut'): Elegant flower stalks with slender purple flower heads in late summer. Makes an upright, vase shape. To 1.2m. Hardy [Collect Only]

Molinia caerulea 'Transparent' (Purple moor grass 'Transparent'): Deciduous grass with long feathery purple flower spikes. Likes moist but well-drained soil in sun or light shade. Hardy. Up to 1.2m. [Collect Only]

Panicum virgatum 'Rehbraun' (Switch grass 'Rehbraun'): Deciduous clump-forming grass, strappy green leaves which turn a brilliant red in autumn, with airy panicles of flowers flushed purple. Hardy. Up to 1m.

Panicum virgatum 'Squaw' (Switch grass 'Squaw'): Deciduous grass with strappy green leaves which turn a purple red in autumn, with airy panicles of flowers flushed pink. Hardy. Up to 1m. [Collect Only]

Rudbeckia fulgida var. deamii: Classic garden perennial flowering in mid-late summer with bright gold daisy flowers with black centres. Hardy. Up to 60cm. [Collect Only]

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.

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

Salvia guaranitica 'Blue Enigma' (Anise-scented sage 'Blue Enigma'): Tall spikes of deep blue, flowers. Frost-hardy. Up to 1.2m. Prefers full sun and a sheltered spot. Late summer. Attractive to bees. [Collect Only]

Salvia uliginosa (Bog Sage): Branched stems of clear blue flowers and lance-shaped leaves. Needs a sunny spot but with moist soil. Hardy. Up to 2m. AGM. [Collect Only]

Sanguisorba 'Blackthorn' (Burnet 'Blackthorn'): Upright spikes of soft pink flowers in late summer and autumn. Hardy. 1-2-1.5m. [Collect Only]

Sanguisorba 'Cangshan Cranberry' (Burnet 'Cangshan Cranberry'): Very tall reddish stems of burgundy-red bobbly flowers in late summer over blue-green leaves. Prefers moist soil. Hardy. Up to 2m. [Collect Only]

Sanguisorba 'Chocolate Tip': Spikes of burgundy-red bobble-like flowers appear in late summer over green leaves tinged with brown. Hardy. Up to 1m. [Collect Only]

Sanguisorba 'Little Angel' (Burnet 'Little Angel'): Brand new variety. Compact plant with maroon button flowers and variegated foliage. Hardy. Up to 30cm. Hardy. [Collect Only]

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

Sanguisorba menziesii (Menzies' burnet): Long maroon spikes in late summer over clumps of frondy, grey green foliage. To 60cm. Fully 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]

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

Sedum 'Jose Aubergine' (PBR) (Syn. Hylotelephium 'Jose Aubergine'): Dark purple stems and flat heads of dusky pink flowers. Very attractive to bees/butterflies. Up to 60cm. [Collect Only]

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

Sedum 'Red Cauli' (Syn. Hylotelephium 'Red Cauli'): Tight domes of bright pinkish red flowers on short, red tinted stems.

Sedum telephium 'Purple Emperor' (Syn. Hylotelephium telephium 'Purple Emperor'): A fine sedum with purple, almost metallic fleshy leaves and flattish heads of purple-red flowers in late summer. [Collect Only]

Tricyrtis hirta 'Alba' (Toadlily 'Alba'): Upright flower stems of star-shaped white flowers above shiny dark green lance-shaped leaves. Hardy. Up to 80cm.