We have found 104 plants that meet your criteria.

Price Pruned
Achillea millefolium 'Lilac Beauty' Yarrow An unusual lilac, yarrow NOW £5.37 Buy
Agastache 'Black Adder' Hyssop Distinctive violet, bottlebrush flowers £5.86 Buy
Price Pruned
Allium cristophii star of Persia Huge globes of star-like, lilac flowers NOW £5.86 Buy
Crocus Special Offers
Allium hollandicum 'Purple Sensation' Dutch garlic Rich, deep purple globes NOW £5.86 Buy
Crocus Special Offers
Allium sphaerocephalon round-headed leek Small, wine-coloured flowers on tall stems NOW £5.86 Buy
Crocus Special Offers
Allium 'Schubertii' Allium Schubertii Giant pink starbursts NOW £4.88 Buy
Angelica gigas Angelica Tall, dramatic burgundy flowers £6.84 Buy
Price Pruned
Aquilegia vulgaris var. 'stellata Black Barlow' Granny's Bonnet Striking dark purple, double flowers NOW £5.37 Buy
Asarum europaeum Wild Ginger Lustrous foliage for a shady corner £5.86 Buy
Aster novae-angliae 'Violetta' New England Aster Beautiful deep purple flowers £6.84 Buy
Aster pyrenaeus 'Lutetia' Michaelmas Daisy One of the most reliable asters £5.37 Buy
Aster sedifolius nanus Michaelmas Daisy A small plant that has big impact £5.86 Buy
Aster turbinellus Michaelmas Daisy Sprays of violet blue flowers £5.86 Buy
Price Pruned
Astrantia major var. rosea Masterwort Unusual, pale pink flowers NOW £5.86 Buy
Astrantia major 'Rubra' Masterwort Gorgeous plum-coloured flowers £5.86 Buy
Campanula portenschlagiana Dalmatian Bellflower Vigorous and low-growing £5.86 Buy
Price Pruned
Delphinium 'Black Knight Group' Delphinium Spikes of dark purple flowers with black centres NOW £5.86 Buy
Price Pruned
Delphinium 'Gillian Dallas' Delphinium Stunning mauve-blue flowers with a white eye NOW £7.82 Buy
Price Pruned
Delphinium 'Mighty Atom' Delphinium Large, double, lavender-blue flowers NOW £7.82 Buy
Price Pruned
Delphinium 'Mystique' Delphinium Spires of double, purple flowers NOW £7.82 Buy