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

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 '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.

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.

Cirsium rivulare 'Atropurpureum' (Brook thistle): Deep red thistle flowers held above typical thistley foliage. Very attractive to bees. Very good garden plant. To 1.2m. Hardy

Eupatorium maculatum 'Riesenschirm' (Joe Pye Weed 'Riesenschirm'): Even taller than the species and a dramatic plant with huge heads of purplish pink flowers in late summer. Hardy. To 2.5m.

Filipendula rubra 'Venusta' (Meadowsweet 'Venusta'): Cultivated form of Meadowsweet with large heads of deep pink flowers like candyfloss.Tall plant up to 2.5m. Prefers moist but well-drained soil

Leucanthemum x superbum 'Wirral Supreme': Tall form of Shasta daisy with white flowers and multiple shorter petals around the golden centre, making an attractive frilly effect. Hardy. Up to 1.5m.

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

Sanguisorba 'Cangshan Cranberry' (Burnet 'Cangshan Cranberry'): Very tall reddish stems of burgundy-red bobbly flowers in late summer over blue-green leaves. Prefers moist soil. Hardy. Up to 2m. [Collect Only]

Sanguisorba officinalis 'Crimson Queen': Tall form of Sanguisorba with airy stems and deep red-pink bobble-like flowers. Hardy. Up to 1.4m [Collect Only]

Selinum wallichianum (Wallich milk parsley): Stately umbellifer with large white heads atop large lacy leaves. Hardy. To 1.5m

Thalictrum 'Elin' (Rue 'Elin'): Tallest of the Thalictrums we grow with huge heads of lavender and yellow flowers in mid-late summer. To 2m. Hardy. [Collect Only]

Thalictrum aquilegiifolium (French meadow rue): Fluffy heads of pale pink or white flowers in early summer

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.

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]

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]

Veronicastrum virginicum 'Album' (Culver's Root 'Album'): Slender spikes of white flowers above rising whorls of slender green leaves. To 1.5m. Hardy

Veronicastrum virginicum f. roseum 'Pink Glow' (Culver's Root 'Pink Glow'): Slender spikes of pale pink flowers above rising whorls of slender green leaves. To 1.5m. Hardy [Collect Only]