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

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

Anemone x hybrida 'September Charm' (Japanese Anemone 'September Charm'): Two-tone dark rose and shell pink flowers on tall stems in late summer. Easy and reliable. Hardy. Up to 75cm.

Anthriscus sylvestris 'Ravenswing' (Purple cow parsley): A dark leaved form of the common cow parsley. To 1.5m. Hardy. Tends to be biennial.

Campanula lactiflora 'Alba' (Milky bellflower 'Alba'): Tall stems with clusters of pure white flowers in mid-summer. Ideal for filling out borders and adding height. Hardy. Up to 1.2m

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 1.5m. Hardy.

Campanula persicifolia (Peach-leaved bellflower): Tall spikes of large, cup-shaped blue flowers over slender foliage in mid-summer. To 1.2m. Hardy

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

Campanula takesimana 'Elizabeth' (Korean Bellflower): Upright stems with dark pink drooping large bells. Can be vigorous on good soil. May need some support. Bee-friendly. Hardy. Up to 70cm.

Cardamine quinquefolia: Light purple flowers emerge very early in spring, with attractive deeply divided leaves. Foliage dies down in summer.

Centaurea macrocephala (Giant knapweed): Huge, bright yellow almost fluffy flowers in mid-summer follow attractive papery buds. Attractive to bees. Height to 1.5m. Hardy.

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.

Fragaria x ananassa 'Red Ruby' (PBR) (Deep pink flowered strawberry): An ornamental strawberry plant with dark pink flowers from spring to autumn. Good ground cover

Fragaria x ananassa Pink Panda = 'Frel' (PBR) (Pink flowered strawberry): Exactly like a small strawberry plant, except that the flowers are pink. Very attractive ground cover, berries are edible. Height to 20cm. Hardy.

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. [Collect Only]

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 '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]

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

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

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

Monarda 'Jacob Cline' (Bee Balm/Bergamot 'Jacob Cline'): Whorls of the brightest imaginable red flowers over bright green aromatic foliage. Hardy. Up to 75cm.

Monarda 'Pink Supreme' (PBR) (Bee Balm/Bergamot 'Pink Supreme'): Whorls of bright pink flowers over bright green aromatic foliage. Compact variety. Prefers a moist soil. Hardy. Up to 60cm. [Collect Only]

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

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 'Fat Domino' (PBR) (Red bistort 'Fat Domino'): A cracking new variety with plump, dark rose-red flower spikes which last for ages. Robust and hardy. Up to 90cm [Collect Only]

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.

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. [Collect Only]

Physostegia virginiana 'Alba' (Obedient plant 'Alba'): Spires of white flowers on slowly spiralling stems. A good border filler as it soon clumps up. To 70cm.

Rudbeckia subtomentosa 'Little Henry' (PBR): Yellow quilled flowers with chocolate brown centres in late summer. Compact variety with a delightful vanilla scent. Hardy. Up to 90cm. [Collect Only]

Silene fimbriata (Fringed Campion): Greeny white fringed bell-shaped flowers, loved by bees. Can spread quite vigorously, though will be less so in a dry spot. Hardy. Up to 75cm.

Solidago x luteus 'Lemore' (Goldenrod 'Lemore'): A shorter form of Goldenrod with panicles of bright lemon yellow daisy-like flowers. Great as a cutflower. Prefers a sunny spot. Hardy. Up to 60cm.

Trollius x cultorum 'New Moon' (Globeflower 'New Moon'): A new cultivar to Bluebell in 2021. Pale yellow cup shaped flowers from early to late summer. Great plant for damp or rich soil. Hardy. Up to 60cm.

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. [Collect Only]