Alchemilla mollis (Lady's mantle): Bright green soft leaves and a froth of acid yellow/green flowers in summer. Very easy for ground cover. Height to 30cm.

Anemone sylvestris (Snowdrop anemone): Large pure white flowers over a mound of green ferny foliage. Hardy. Up to 30cm.

Briza media (Lesser quaking grass): Semi-evergreen grass with beautiful delicate dangling flower heads. Short lived perennial but it will self-seed around. Up to 70cm.

Campanula lactiflora 'Loddon Anna' (Milky bellflower 'Loddon Anna'): Tall stems topped with clusters of palest pink flowers in mid-summer. Excellent for filling out a border and adding height. To 1.5m. Hardy.

Campanula lactiflora 'Prichards Variety' (Milky bellflower 'Prichards Variety'): Clusters of warm blue flowers on tall stems in mid-summer. To 1m. Hardy.

Campanula persicifolia 'Chettle Charm' (Peach-leaved bellflower 'Chettle Charm'): Large white cups with tinged with violet blue at the petal edges. Very pretty summer flowering perennial. To 75cm.

Campanula persicifolia var. alba (Peach-leaved bellflower white flowered): Pure white large rounded cups on upright stems. Long flowering. Height to 70cm. Hardy.

Centaurea dealbata (Persian cornflower): Large, showy pink flowers over deeply divided foliage. Makes a good-sized clump in a couple of years. To 60cm. Hardy. [Collect Only]

Centaurea montana (Perennial cornflower): Large blue flowers in early summer, repeated later in year if cut back. Very attractive to bees. To 50cm. Hardy

Centaurea montana 'Grandiflora' (Perennial cornflower 'Grandiflora'): Larger blue flowers than the species, with darker purple heart in early summer, cut back for repeat flowering. Very attractive to bees. To 50cm. Hardy

Cephalaria gigantea (Giant scabious): Very tall wavy stems topped with large lemon yellow scabious-like flowers. Easy to grow. May need staking or support. Hardy. Up to 2m. [Collect Only]

Crocosmia 'Hellfire': A tall variety with vibrant red flowers with a darker red thoat above strappy green leaves. Hardy. To 1.2m. [Collect Only]

Crocosmia 'Lucifer': Swathes of brilliant scarlet flowers over bold strappy green foliage. Easy and trouble free as long as soil is not too wet. To 1.2m. Hardy. [Collect Only]

Cynara cardunculus (Cardoon): Dramatic, tall silver leaved plant topped with large purple thistle flowers in mid-summer. Hardy. Up to 2.5m. [Collect Only]

Epilobium angustifolium 'Stahl Rose' (Rosebay Willowherb. Syn. Chamaerion angustifolium 'Stahl Rose''): Slender spires of pale pink flowers in late summer. Spreads rapidly through underground runners. To 1m. Hardy. [Collect Only]

Erigeron karvinskianus (Fleabane): That pretty little daisy you see growing in the cracks in paving and walls in late summer.... [Collect Only]

Erigeron karvinskianus 'Lavender Lady' (Fleabane 'Lavender Lady'): A lavender flowered form of this delicate but robust daisy. Self-seeds around where happy. To 20cm. Hardy. [Collect Only]

Geranium Dreamland = 'Bremdream' (PBR) (Geranium 'Dreamland'): Pale pink flowers with darker pink veins above attractive bright green foliage. Long flowering. Hardy. Up to 40cm. [Collect Only]

Geranium himalayense 'Baby Blue' (Cranesbill 'Baby Blue'): Large blue cup shaped flowers with purple veining. Spreading habit, forming a carpet of deeply divided leaves. Hardy. Up to 30cm. [Collect Only]

Geranium himalayense 'Derrick Cook' (Cranesbill 'Derrick Cook'): Large white flowers with delicate purple veining above a clump of bright green leaves. Foliage turns red in autumn. To 35cm. Hardy.

Geranium macrorrhizum 'Bevan's Variety' (Cranesbill 'Bevan's Variety'): Superb ground cover Geranium especially for dry shade. Bright pink over a dense mound of aromatic foliage. Hardy. To 30cm.

Geranium maculatum 'Album' (white spotted cranesbill): Clean white flowers over neat foliage. Great for establishing under trees and in shady areas. [Collect Only]

Geranium nodosum 'Silverwood' (Knotted cranesbill 'Silverwood'): Pure white form of the more common pink species. Soft, shiny green leaves. Ideal for dappled shade. Hardy. To 30cm.

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

Geranium phaeum 'Lily Lovell' (Dusky cranesbill 'Lily Lovell'): Large, rich purple flowers with white centre. Petals swept back. Hardy. Flowers early in the season. To 80cm.

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.

Lamium maculatum 'Beacon Silver' (Spotted deadnettle 'Beacon Silver'): A low ground cover plant with silvery heart-shaped leaves and short stems of purple-pink flowers. Brightens up a shady area. Hardy. Up to 20cm.

Ligularia przewalskii: Elegant spikes of golden yellow flowers on black stems above very deeply divided green foliage. [Collect Only]

Lychnis flos-cuculi 'White Robin' (White Ragged Robin): A pretty white form of our native Ragged Robin. Starry white flowers in early summer. Thrives in damp, part-shaded spots.

Lysimachia barystachys (White Loosestrife): Upright spikes of white flowers in late summer. Vigorous and very attractive to bees and butterflies. To 1m. Hardy

Lysimachia clethroides (Gooseneck Loosestrife): Spikes of white flowers arch over and tip up again, like a goose or swan neck. To 1m. Hardy

Monarda 'Gardenview Scarlet' (Bee Balm/Bergamot 'Gardenview Scarlet'): Whorls of bright red flowers held above aromatic foliage. Hardy. To 70cm.

Monarda 'Oneida' (Bee Balm/Bergamot 'Oneida'): Whorls of bright red flowers held above aromatic foliage.

Monarda 'Prarienacht' (Bergamot 'Prarienacht'): Whorls of zingy purple flowers over bright green aromatic foliage. Very attractive to bees. Hardy. Up to 90cm. [Collect Only]

Nepeta 'Six Hills Giant' (Catmint 'Six Hills Giant'): A vigorous sun lover which will soon make a generous clump. Spikes of tiny purple flowers over aromatic grey/green foliage.

Origanum vulgare 'Country Cream' (Oregano 'Country Cream'): Lovely variegated oregano, with clusters of pretty pink flowers in summer. Perfect for edging paths, gravel gardens and pots. Height up to 30cm. [Collect Only]

Persicaria amplexicaulis 'Alba' (white flowered red bistort): Spikes of white flowers in late summer. Large oval pointed leaves. Hardy. Up to 1.2m. [Collect Only]

Persicaria amplexicaulis 'Beesley's Pink' (Red Bistort 'Beesley's Pink'): A new form of Persicaria that was spotted here at Bluebell cottage with pink flowers flushed darker pink at the edges. Large oval pointed leaves. A robust plant that can grow almost anywhere. Hardy to 1m.

Persicaria amplexicaulis 'Pink Elephant' (Red bistort 'Pink Elephant'): A compact form but still vigorous with lovely spikes of pink flowers and good robust foliage. Long flowering. Easy and reliable. Hardy. Up to 50cm.

Persicaria bistorta 'Superba' (Bistort 'Superba'. Syn. Polygonum bistorta 'Superbum'): Upright fluffy pink spikes make a bold show in early summer. Great for filling larger spaces. Hardy. Up to 60cm.

Persicaria microcephala 'Red Dragon' (PBR) (Knotweed 'Red Dragon'): Stunning foliage with upright stems of lance-shaped purple-green leaves, with delicate chevron markings in white. Best leaf colour in full sun. Hardy. Up to 90cm.

Persicaria runcinata 'Purple Fantasy': Attractive foliage perennial with triangular leaves with V shaped dark purple marks. Loose spikes of pink/white flowers in summer. Hardy. Up to 60cm. [Collect Only]

Physalis alkekengi var. franchetii (Chinese Lantern): Hardy perennial, grown for its glowing orange lantern-like seed cases in autumn.

Stachys byzantina 'Silver Carpet' (Lamb's ears 'Silver Carpet'): Silver, furry leaves form spreading mats. A few spikes of silver flowers with the faintest hint of pink in summer.

Tradescantia (Andersoniana Group) 'Red Grape' (Spider lily 'Red Grape'): Three-petalled large, reddish-pink flowers above strappy green foliage. Great as a ground clump former in sun or part shade. Hardy. Up to 50cm.

Valeriana officinalis (Common valerian): Tall perennial with branched stems of tiny, soft white/pale pink flowers in early summer. Ferny, foliage. Hardy. Up to 1.2m.

Viola sororia 'Freckles' (Meadow violet): Spring flowering Viola 20cm tall with white flowers speckled with violet