Actaea matsumurae 'White Pearl' (Baneberry 'White Pearl' (Previously known as Cimicifuga)): Ferny, light green foliage all summer, arching spires of scented white flowers in autumn. Great in some shade. Hardy. Up to 1.5m

Actaea simplex 'Brunette' (Baneberry 'Brunette' (Previously known as Cimicifuga)): Spires of scented white flowers in late summer over very attractive ferny dark foliage. A superb plant in part shade. Hardy. Up to 1.5m

Actaea simplex 'James Compton' (Baneberry 'James Compton' (Previously known as Cimicifuga)): Spires of scented palest pink flowers from pink buds in late summer. Dark purple-brown foliage. Hardy. To 2m

Aruncus aethusifolius (Goat's beard): Lovely fresh ferny foliage which turn golden in the autumn. Spikes of creamy white flowers in early summer. Hardy. Up to 50cm.

Helleborus niger (Christmas Rose): Pure white flowers in midwinter, evergreen foliage.

Heuchera 'Obsidian' (PBR): Darkest purple leaves, almost black and glossy. Superb in pots - imagine it in a silver one!. [Collect Only]

Hosta 'Devon Green': Elegant hosta with tapering, dark green, fine-veined leaves. Lilac flowers in summer [Collect Only]

Lamprocapnos spectabilis 'Valentine' (Bleeding Heart, Dicentra): Superb warm red flowered version of this familiar spring flowerer. Hardy. Up to 80cm. [Collect Only]

Lychnis chalcedonica 'Carnea' (Maltese Cross 'Carnea'): A more subtle form of the Maltese Cross with domes of pale peach pink flowers with four petals, hence its common name. Hardy. Up to 100cm.

Paeonia 'Buckeye Belle' (Peony 'Buckeye Belle'): Blowsy, glossy, deep red, semi-double large flowers with golden stamens. Attractive green foliage. A real stand-out plant. [Collect Only]

Paeonia lactiflora 'Bowl of Beauty' (Peony 'Bowl of Beauty'): Huge sugar-pink petal bowls filled with ripples of yellow ribbony bits. Swoon-worthy. [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]

Paeonia lactiflora 'Nymphe' (Peony 'Nymphe'): Strongly scented deep pink flowers with a golden centre. Attractive dark green foliage. Hardy. Up to 90cm. [Collect Only]

Paeonia lactiflora 'White Wings' (Peony 'White Wings'): Single, lightly fragrant white flowers with gold centre. Full sun or light shade, rich but open soil best. To 1m. Fully hardy. [Collect Only]

Paeonia wittmanniana: A delightful herbaceous peony with pale pink almost white bowl-shaped flowers with a yellow centre and attractive foliage. Hardy. Up to 1m. [Collect Only]

Primula elatior (Oxslip): Pale yellow, primrose colour flowers in clusters on gently arching stems.

Sisyrinchium californicum (Golden-eyed grass): Bright yellow star-shaped flowers and grass-like grey-green foliage. Good for scree beds and alpine troughs. Hardy. Up to 60cm.

Thalictrum 'Splendide White' (PBR) (Rue 'Splendide White'): Pure white flowers open from spherical buds. Spectacular in dappled shade

Thalictrum delavayi (Chinese meadow rue): Dainty lilac-mauve flowers 2cm in width, with prominent creamy yellow stamens above fern-like bright green leaves. Hardy. Up to 1.5m.

Thalictrum delavayi 'Hewitt's Double' (Chinese meadow rue 'Hewitt's Double'): Tiny purple pom-pom flowers dance airily above ferny grey-green foliage. Height to 1.2m. Hardy

Thalictrum isopyroides: Dainty froth of finely divided fern like flowers topped with sprays of tiny green flowers in summer. A shade lover. To 30cm. Hardy.

Veronicastrum 'Red Arrows' (Culver's Root 'Red Arrows'): Reddish-pink flower spikes open to lilac, over rising whorls of pointed green leaves. To 1.4m. Hardy [Collect Only]