Deschampsia cespitosa 'Goldtau' (Tufted hair grass 'Goldtau'): Early flowering grass, in flower by mid-July. Airy flower plumes which shimmer if catch the light. Shorter than many varieties.

Dictamnus albus var. purpureus (Purple-flowered Dittany): Starry pinkish purple flowers in mid-summer on stiff spikes. Aromatic foliage.

Echinacea 'Hope' (Coneflower 'Hope'): Pastel pink daisy-like flowers with large orange central cone. Large blooms. Attractive to bees and butterflies. [Collect Only]

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

Eryngium x zabelii 'Jos Eijking' (Sea Holly 'Jos Eijking'): Large steely blue bracts surround a dome of tiny blue flowers in summer. Long-lasting flowers.Thrives in a sunny,dry spot. To 70cm. Hardy.

Eryngium x zabelii 'Violetta' (Sea Holly 'Violetta'): Deep dark-blue form of the Sea Holly with bracts surrounding a dome of tiny blue flowers. Thrives in sunny, dry gardens. Hardy. Up to 80cm.

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

Paeonia 'Flame' (Paeony 'Flame'): Rich and shiny scarlet red single flowers with a yellow centre. Glossy dark green leaves. Hardy. Up to 80cm. [Collect Only]

Paeonia lactiflora 'Festiva Maxima' (Paeony 'Festiva Maxima'): A strongly scented form with large double frilly white flowers with tints of pink in the centre. Glossy dark green leaves. Hardy. Up to 90cm. [Collect Only]

Paeonia lactiflora 'Moon of Nippon' (Paeony 'Moon of Nippon'): Large single white flowers with a mass of frilly central bright yellow petaloids. Highly scented. Glossy dark green leaves. Hardy. Up to 90cm. [Collect Only]

Penstemon 'Dark Towers' (PBR): Pink tubular flowers which contrast with the dark bronze foliage. Semi-evergreen in milder areas. Protect from hard frosts. To 90cm. [Collect Only]