Aconitum carmichaelii 'Arendsii' (Monkshood 'Arendsii'): Tall spires of hooded rich blue flowers in late summer. Attractive foliage spring to autumn. To 1.5m. Hardy. [Collect Only]

Agastache rugosa 'Liquorice Blue' (Korean mint 'Liquorice Blue'): Spikes of warm blue lipped flowers from late June onwards. Very attractive to bees. Aromatic foliage. To 1.5m. Hardy in light soils. [Collect Only]

Cichorium intybus (Wild chicory): Beautiful cornflower-blue flowers held on tall stems in late summer. May need support. Hardy. Up to 2m.

Echinacea purpurea (Coneflower): Large rosy-purple daisy-like flowers with a large brown central cone. Very attractive to bees and butterflies. Long flowering season [Collect Only]

Echinacea purpurea 'Green Twister' (Coneflower 'Green Twister'): A new variety with a unusual mix of purple and lime green flowers with upturned petals and a central dark cone. Hardy. Up to 60cm. [Collect Only]

Echinacea purpurea 'Magnus Superior' (Coneflower 'Magnus Superior'): Superb form with tall stems of pink daisy flowers with a central brown cone. Prefers full sun and good drainage. Hardy. Up to 1m.

Echinacea purpurea 'Magnus' (Coneflower 'Magnus'): A reliable cultivar with large pink daisy flowers with a central brown cone. Prefers full sun and good drainage.Hardy. Up to 90cm [Collect Only]

Echinacea purpurea 'Rubinstern' (Coneflower 'Rubinstern'): Large pink flowers with a big golden central cone in late summer [Collect Only]

Echinacea purpurea 'Virgin' (Coneflower 'Virgin'): A very good pure white form with central golden cone. [Collect Only]

Eryngium x zabelii 'Big Blue (Sea Holly 'Big Blue): Large electric-blue thimble-shaped flowers with a spiky collar and silver-green foliage. Long flowering and bee-friendly. Hardy. Up to 75cm

Kniphofia 'Nobilis' (Red hot poker 'Nobilis'): Tall, heavy spikes of orange flowers on stiff stems in late summer. A bold statement in open, dry, sunny areas [Collect Only]

Kniphofia 'Tawny King' (Red hot poker 'Tawny King'): Tall, hefty spikes of creamy orange flowers on bronze stems in mid-late summer. Superb in sunny, dry borders. [Collect Only]

Kniphofia 'Timothy' (Red hot poker 'Timothy'): Tall spikes of creamy orange flowers on bronze stems in mid-late summer. Superb in sunny, dry borders. To 1.2m. Hardy [Collect Only]

Liatris spicata 'Alba': Spikes of white flowers in mid to late summer. Very useful vertical accent. Bees adore it. To 80cm. Hardy [Collect Only]

Salvia x jamensis 'Nachtvlinder' (Sage 'Nachtvlinder'): Regal purple flowers on upright stems throughout late summer into autumn.

Sporobolus heterolepsis (prairie dropseed): Fine deciduous grass with green foliage in summer turning golden. Graceful flower heads in late summer. Needs sunny spot in well-drained soil. Hardy. Up to 1m.