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. [Collect Only]

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

Centaurea montana 'Parham' (Perennial cornflower 'Parham'): Large lavender purple fluffy flowers over silvery-green foliage. To 40cm. Hardy

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.

Filipendula palmata 'Nana': Shorter form of meadowsweet with heads of frothy pink flowers above dark green divided foliage. Prefers moist well-drained soil. Hardy. Up to 40cm.

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

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 'Dark Reiter' (Meadow cranesbill 'Dark Reiter'): Dark purple/bronze leaves with single purple flowers in mid-summer. To 40cm. Hardy

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]

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

Hosta 'Blue Mouse Ears': A small form of Hosta with smooth rounded blue-grey leaves and soft purple flowers in the summer. Hardy. Up to 50cm.

Hosta 'June': A popular cultivar. Glaucous blue green heart-shaped leaves with yellow-green variegation in the leaf centre. Purple flowers. Hardy. Up to 50cm.

Monarda 'Fireball' (PBR) (Bee Balm/Bergamot 'Fireball'): Whorls of scarlet-red flowers above clumps of lance-like aromatic foliage. Long flowering. Prefers a moist soil. Hardy. Up to 60cm. [Collect Only]

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

Penstemon 'White Bedder': Pure white tubular flowers over semi-evergreen foliage. Frost-hardy perennial. Up to 60cm.

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

Polemonium Bressingham Purple = 'Polbress' (Jacob's Ladder 'Bressingham Purple'): Striking purple foliage topped with purplish blue flowers in early summer. Hardy. To 60cm

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 thurberi 'Monarch's Velvet' (Cinquefoil 'Monarch's Velvet'): Dark red velvety flowers with a darker eye held daintily above green, deeply divided foliage

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 'Miller's Crimson' (Japanese primula 'Miller's Crimson'): Whorls of dark pink, almost red flowers on tall stems, rising from a rosette of green leaves. To 60cm. Hardy

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.

Stachys officinalis 'Hummelo' (Betony 'Hummelo'): Upright spikes of rosy purple flowers above pointed dark green foliage. Very attractive to bees. To 50cm. Hardy.

Stipa tenuissima (Mexican feather grass.): Soft plumes of very tactile grass from early summer. Stands well through winter, turning progressively more pale. To 50cm. [Collect Only]

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

Trollius x cultorum 'Lemon Queen' (Globeflower 'Lemon Queen'): A clump-forming perennial with glossy deeply divided leaves. Pale yellow flowers in late spring and early summer. Hardy. Up to 60cm. [Collect Only]

Veronica longifolia 'Charlotte' (PBR) (Long-leaved speedwell 'Charlotte'): Spikes of white flowers, slender variegated leaves. Good in sun or part shade. Hardy. Height to 40cm. [Collect Only]