We have found 13 plants that meet your criteria.

Rock Bells ‘Aquilegia canadensis’ Delicate, nodding flowers. Ideal in a meadow £4.99 Buy
Price Pruned
Granny's Bonnet ‘Aquilegia Yellow Queen’ Elegant lemon yellow flowers NOW £5.49 Buy
Valerie Finnis Artemisia ‘Artemisia ludoviciana Valerie Finnis’ Very drought tolerant £5.49 Buy
Spurge ‘Euphorbia characias Silver Swan’ Delightful variegated foliage £6.99 Buy
Price Pruned
Spurge ‘Euphorbia nicaeensis’ Long lasting flowers and structural shape NOW £5.49 Buy
Spurge ‘Euphorbia palustris’ Bright green flowers. Ideal for a woodland edge or sunny border £5.99 Buy
Spurge ‘Euphorbia seguieriana’ Great for adding texture and structure £5.49 Buy
Price Pruned
Spurge ‘Euphorbia x martinii’ Perfect for a small sunny border NOW £6.49 Buy
Price Pruned
Columbine ‘Aquilegia McKana Hybrids’ Bonnet-like flowers in a range of colours NOW £4.99 Buy
Wormwood ‘Artemisia Powis Castle’ Silvery, aromatic foliage £5.49 Buy
Spurge ‘Euphorbia characias subsp. wulfenii’ Handsome tall evergreen with chartreuse flowers in spring £5.99 Buy
Price Pruned
Daylily ‘Hemerocallis citrina’ Star-shaped, lemon-yellow flowers NOW £5.49 Buy
Price Pruned
Daylily ‘Hemerocallis Golden Chimes’ Deep yellow, lily-like flowers NOW £5.49 Buy