We have found 26 plants that meet your criteria.

Bugbane (syn. Cimicifuga) ‘Actaea simplex Atropurpurea Group’ A late-flowering perennial for shade £8.99 Buy
Price Pruned
Bugbane (syn. Cimicifuga) ‘Actaea simplex Brunette’ Tall, dramatic flower spikes in early autumn NOW £12.99 Buy
Bugbane (syn. Cimicifuga) ‘Actaea simplex Pink Spike’ Dramatic pink flower spikes in autumn £5.99 Buy
Price Pruned
Bugle ‘Ajuga reptans Atropurpurea’ Good groundcover for shade NOW £4.99 Buy
Cow Parsley ‘Anthriscus sylvestris Ravenswing’ Lacy purple foliage with a sprinkling of white flowers £6.99 Buy
Aster ‘Aster lateriflorus Lady in Black’ Masses of tiny, pink-tinged daisies £5.99 Buy
White Snakeroot ‘Eupatorium rugosum Chocolate’ A late-flowering perennial with lovely, dark foliage £5.99 Buy
Wood Spurge ‘Euphorbia amygdaloides Purpurea’ Lovely deep purple foliage and acid-yellow flowers £5.49 Buy
Wood Spurge ‘Euphorbia Blackbird’ Attractive dark maroon foliage £7.99 Buy
Price Pruned
Cypress Spurge ‘Euphorbia cyparissias Fens Ruby’ Dusky purple leaves and bright yellow flowers in summer NOW £5.49 Buy
Cranesbill ‘Geranium pratense Midnight Reiter’ Unusual deep purple foliage £5.99 Buy
Price Pruned
Ginger Lily ‘Hedychium greenii’ A more compact form with red flowers NOW £6.99 Buy
Coral Flower ‘Heuchera Obsidian’ Striking new variety with glossy jet black-maroon leaves and pure white flowers £5.99 Buy
Price Pruned
Coral Flower ‘Heuchera villosa Palace Purple’ Striking, shiny, burgundy leaves NOW £5.49 Buy
Golden Groundsel ‘Ligularia dentata Britt Marie Crawford’ Handsome foliage and cheerful, yellow flowers. Great beside water £6.99 Buy
Crocus Special Offers
Black Lilyturf ‘Ophiopogon planiscapus Nigrescens’ Almost black, grassy foliage NOW £5.99 Buy
Rodgersia ‘Rodgersia pinnata Chocolate Wing’ Rich chocolate brown leaves are produced in the spring. £5.99 Buy
Orpine ‘Sedum Matrona’ Looks good with ornamental grasses £5.49 Buy
Ice Plant ‘Sedum spurium Fuldaglut’ Bronze-red foliage and rosy-red flowers £5.99 Buy
Chocolate Clover ‘Trifolium repens William’ a carpet of colour £5.99 Buy