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

Aster novae-angliae 'Purple Dome' (Syn. Symphyotrichum novae-angliae 'Purple Dome'): A more compact variety with sprays of purple semi-double flowers with golden centre. Great late season colour. Loved by butterflies. Up to 60cm. [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.

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.

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 'Ellie': Large, upright panicles of white flowers in mid-summer over dark green ferny foliage. Hardy. Up to 80cm.

Astrantia major 'Red' (Hattie's pincushion, Masterwort 'Red'): Dark red flowers held above strong green foliage. A seed raised variety so some variability. Repeat flowers readily if dead-headed. Hardy. Up to 90cm.

Astrantia major Gill Richardson Group (Hattie's pincushion, Masterwort 'Gill Richardson'): Superb variety with cherry red flowers held above strong green foliage. Repeat flowers readily if dead-headed. Hardy. Up to 90cm.

Filipendula 'Red Umbrellas' (Meadowsweet 'Red Umbrellas'): Green leaves, deeply veined with crimson, with clouds of fluffy pink flowers. Compact variety. Prefers a moist soil. Hardy. Up to 70cm. [Collect Only]

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

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

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

Hemerocallis 'Frans Hals' (Day lily 'Frans Hals'): A very distinctive variety with bi-colur warm red and orange flowers in mid-summer. A stand out plant in the garden. Up to 70cm. [Collect Only]

Hosta 'Frances Williams': Large heart-shaped crinkled leaves with a prominent green-yellow margin. Lavender purple flowers in mid summer. Hardy. Up to 75cm.

Libertia grandiflora (Libertia): Starry white flowers above stiff, slender strappy green foliage. To 90cm.

Penstemon 'Apple Blossom': Pale pink tubular flowers with a white throat over semi-evergreen, narrow foliage. Frost hardy. To 70cm.

Polygonatum x hybridum (Solomon's seal (Syn. Polygonatum multiflorum)): Arching sprays of paired white bells, tinged with green in spring. To 70cm. Hardy. [Collect Only]

Polystichum setiferum 'Plumosum densum' (Soft shield fern): Soft bright green, evergreen fronds make this a wonderful space filler for shady spots and woodland gardens

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

Sidalcea 'Sussex Beauty' (Prairie mallow 'Sussex Beauty'): Large candy pink flowers held on stiff upright stems above rounded green foliage.To 70cm. Hardy

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