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.

Astilbe 'Cappuccino' (PBR): Large, upright panicles of creamy white flowers in summer over contrasting dark bronze ferny foliage. Hardy. Up to 60cm. [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.

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. [Collect Only]

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 '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.

Carex 'Silver Sceptre' (Sedge 'Silver Sceptre'): Evergreen clump-forming grass with green strappy leaves striped with white. Ideal for border edging and pots. Hardy. Up to 50cm.

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.

Geranium phaeum (Dusky cranesbill): Purple flowers with swept-back petals held high above soft green foliage. Early to flower, reliable and easy. To 60cm. Hardy.

Geranium phaeum 'Album' (Dusky cranesbill 'Album'): Clean white flowers held above bright green foliage. Excellent in shade. Spreading habit. Hardy. Height to 60cm.

Geranium phaeum 'Raven' (Dusky cranesbill 'Raven'): Dark purple flowers with long stamens and swept-back petals held high above soft green foliage. Great for shady areas. To 60cm. Hardy. [Collect Only]

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

Hosta 'Fireworks': Gleaming ivory leaves with multi-hued green leaf edge markings. Very upright habit. To 50cm. Hardy.

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]

Lamium orvala: A woodland perennial with large, crushed strawberry colour, lipped flowers in early summer. Hardy. Up to 50cm.

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

Liriope muscari 'Big Blue' (Blue turf lily 'Big Blue'): 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 'Royal Purple' (Blue turf lily 'Royal Purple'): Spikes of deep purple flowers in autumn above dark-green evergreen strappy foliage. Can tolerate dry shade. Hardy. Up to 50cm.

Persicaria 'Silver Dragon' (Knotweed 'Silver Dragon'): Multi-hued silver/red/green leaves throughout the summer. Great as foliage filler. Height to 60cm.

Persicaria bistorta 'Hohe Tatra' (Bistort 'Hohe Tatra'): Upright pink spikes from May to July. Flowers slightly smaller and later than 'Superba'. Hardy. Height to 45cm.

Symphytum azureum: A spreading perennial with green leaves and clusters of pure blue flowers May-July. Grows vigorously in damp shade. Up to 60cm

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

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]