We have found 88 plants that meet your criteria.

Yarrow ‘Achillea Moonshine’ Lovely, large sulphur-yellow flowers £5.95 Buy
Yarrow ‘Achillea taygetea’ Attractive sulphur yellow flowers £5.45 Buy
Lady's Mantle ‘Alchemilla erythropoda’ Gorgeous groundcover for sun or shade £5.95 Buy
Price Pruned
Lady's Mantle ‘Alchemilla mollis’ Scalloped leaves and frothy flowers NOW £4.95 Buy
Golden Marguerite ‘Anthemis tinctoria E.C. Buxton’ Cheerful, lemon-yellow daisy-like flowers £5.45 Buy
Price Pruned
Granny's Bonnet ‘Aquilegia Yellow Queen’ Elegant lemon yellow flowers NOW £2.70 Buy
Western Mugwort ‘Artemisia ludoviciana Silver Queen’ Ideal for a Mediterranean garden £5.45 Buy
Valerie Finnis Artemisia ‘Artemisia ludoviciana Valerie Finnis’ Very drought tolerant £5.45 Buy
Butterfly Collection ‘Butterfly Collection Butterfly Collection’ Summer-flowering wildflowers £2.99 Buy
Montbretia ‘Crocosmia × crocosmiiflora George Davison’ Gorgeous golden, amber flowers £5.45 Buy
Price Pruned
Bishop's Hat ‘Epimedium x warleyense’ Attractive red margin to foliage NOW £5.45 Buy
Wood Spurge ‘Euphorbia amygdaloides Purpurea’ Lovely deep purple foliage and acid-yellow flowers £5.45 Buy
Wood Spurge ‘Euphorbia amygdaloides var. robbiae’ Great for a woodland setting £5.45 Buy
Spurge ‘Euphorbia characias Silver Swan’ Delightful variegated foliage £6.95 Buy
Price Pruned
Spurge ‘Euphorbia palustris’ Bright green flowers. Ideal for a woodland edge or sunny border NOW £5.45 Buy
Price Pruned
Spurge ‘Euphorbia polychroma’ Vivid acid yellow flowers NOW £5.45 Buy
Bronze Fennel ‘Foeniculum vulgare Giant Bronze’ Tall perennial with feathery, bronze leaves £4.95 Buy
Avens ‘Geum Lady Stratheden’ Bright yellow, double flowers £5.95 Buy
Daylily ‘Hemerocallis Stella De Oro’ a dwarf daylily with cheeful yellow flowers £5.95 Buy
Intermediate Bearded Iris ‘Iris Fritillary Flight’ Dove-grey and ochre flowers £6.95 Buy