Acanthus mollis (Latifolius Group) 'Rue Ledan (Bear's Breeches 'Rue Ledan'): Architectural spikes of hooded pure white spiny flowers over large, soft, bright green leaves. Best in sun or part shade. Height to 1.2m [Collect Only]

Aruncus 'Horatio' (Goat's beard 'Horatio'): A very elegant form of the familiar goat's beard, with fine sprays of creamy flowers in summer. To 1.2m. Hardy [Collect Only]

Aruncus dioicus (Goat's beard): Stately plant for larger borders or feature plant. Deeply divided foliage, frothy panicles of creamy white flowers in summer. Hardy. Up to 2m.

Calamagrostis emodensis: Stunning grass with fluffy arching flowerheads mid-summer with pinkish tones maturing to gold then creamy white by autumn. Full sun, well drained soil. Ht 60-120cm Sp 30-60cm [Collect Only]

Calamagrostis x acutiflora 'Overdam' (Feather-reed grass 'Overdam'): Deciduous grass with upright clumps of narrow cream-striped leaves with stems of purplish flowers, which fade to blond through winter. Hardy. Up to 1.2m. [Collect Only]

Digitalis grandiflora (Yellow foxglove): Perennial foxglove with yellow bell-shaped flowers above clumps of evergreen lance-shaped leaves. Bee-friendly. Hardy. Up to 1m. AGM

Echinops bannaticus 'Blue Globe' (Globe thistle): Tall upright stems of bright blue globe flowers above clumps of spiny, grey-green leaves. Bee-friendly. Hardy. Up to 1.2m.

Echinops ritro 'Veitch's Blue' (Globe thistle): Dark blue spherical flower heads above attractive grey-green foliage. Loved by bees and butterflies. Hardy. Up to 1m

Fuchsia magellanica 'Alba': Hardy fuchsia with white flowers tinged with pink. Deciduous shrub with lance shaped deep green leaves. Prefers a sheltered spot. Up to 1.2m. [Collect Only]

Geranium psilostemon (Armenian cranesbill): Big magenta flowers with shiny black eye. Tall and vigorous. To 1.2m. Hardy.

Hemerocallis 'Stafford' (Day lily 'Stafford'): Large, velvety red flowers with a gold throat in mid-late summer. Height to 70cm. Hardy. [Collect Only]

Iris sibirica 'Silver Edge' (Siberian Iris 'Silver Edge'): Rich purple flowers with a fine silver picotee petal edge. [Collect Only]

Kniphofia 'Alcazar' (Red hot poker 'Alcazar'): Tall spikes of vibrant red-orange flowers opening to a paler yellow to give a two-tone effect. Strappy green foliage. Hardy. Up to 1.2m.

Leucanthemum x superbum 'Becky' (Shasta daisy 'Becky'): Shasta daisy with clean white flowers with golden centre. Long flowering season. Ideal for sunny border. Hardy. Up to 1m.

Leucanthemum x superbum 'Sonnenschein' (Shasta daisy 'Sonnenschein'): Shasta daisy with pale yellow flowers with golden centre. Excellent for cutting. Long flowering season. Hardy. Up to 90cm

Monarda 'Schneewittchen' (Bergamot 'Schneewittchen'): Whorls of pure white flowers held high above aromatic foliage. Does well in sun or part shade and in moist soil. Attractive to bees. To 90cm. Hardy.

Perovskia 'Blue Spire' (Russian Sage 'Blue Spire'): Fine spikes of purple flowers on silver stems. Lovely winter stem effect. Hardy. Up to 1m. [Collect Only]

Stipa calamagrostis (Pheasant grass): Deciduous grass with narrow arching leaves and attractive feather-like flowers in summer. Can cope with dry soil. Hardy. Up to 1m.