We have found 14 plants that meet your criteria.

Crocus Special Offers
hollyhock (Althea)
Alcea rosea 'Nigra' hollyhock (Althea) Bees love their flowers NOW £4.99 Buy
hollyhock
Alcea rosea 'Nigra' hollyhock Tall stems bearing near-black flowers £1.49 Buy
New
granny's bonnet
Aquilegia vulgaris var. stellata 'Black Barlow' granny's bonnet Sumptuous dark purple, double... £4.99 Buy
granny's bonnet
Aquilegia vulgaris var.stellata 'Black Barlow' (Barlow Series) granny's bonnet Striking dark purple, double... £7.49 Buy
New
granny's bonnet
Aquilegia vulgaris var. stellata 'Nora Barlow' (Barlow Series) granny's bonnet Fabulous pom-pom flowers £7.49 Buy
Crocus Special Offers
Aquilegia Nora Barlow
Aquilegia vulgaris var. stellata 'Nora Barlow' (Barlow Series) Aquilegia Nora Barlow Unusually colourful flowers NOW £4.99 Buy
granny's bonnet
Aquilegia vulgaris 'William Guinness' granny's bonnet Unusual purple-black flowers £7.49 Buy
dusky cranesbill
Geranium phaeum dusky cranesbill Small, deep maroon flowers. Good for groundcover £7.99 Buy
New
dusky cranesbill
Geranium phaeum var. phaeum 'Samobor' dusky cranesbill Small, purple-black flowers. Good for damp... £4.99 Buy
dusky cranesbill
Geranium phaeum var. phaeum 'Samobor' dusky cranesbill Small, purple-black flowers. Good for shade £7.99 Buy
daylily
Hemerocallis 'American Revolution' daylily Large, deep blood-red flowers in summer £8.99 Buy
pincushion flower
Scabiosa atropurpurea 'Chile Black' pincushion flower Deep claret, almost black flowers £7.99 Buy
moor grass
Sesleria autumnalis moor grass Perfect for informal edging £7.99 Buy
beard tongue
Penstemon 'Raven' beard tongue Dramatic, deep purple, foxglove-like flowers £7.99 coming soon