We have found 24 plants that meet your criteria.

Price Pruned
Alchemilla erythropoda Lady's Mantle Gorgeous groundcover for sun or shade NOW £4.99 Buy
Price Pruned
Alchemilla mollis Lady's Mantle Scalloped leaves and frothy flowers NOW £4.99 Buy
Anthemis tinctoria 'E.C. Buxton' Golden Marguerite Cheerful, lemon-yellow daisy-like flowers £5.49 Buy
Aquilegia canadensis Rock Bells Delicate, nodding flowers. Ideal in a meadow £5.49 Buy
Artemisia ludoviciana 'Valerie Finnis' Valerie Finnis Artemisia Very drought tolerant £5.49 Buy
Artemisia 'Powis Castle' Wormwood Silvery, aromatic foliage £5.49 Buy
Crocosmia × crocosmiiflora 'George Davison' Montbretia Gorgeous golden, amber flowers £5.49 Buy
Echinacea 'Sunrise' Coneflower Huge, yellow flowers £6.99 Buy
Helenium 'Wyndley' Sneezeweed Lovely with ornamental grasses £5.99 Buy
Paeonia 'Claire de Lune' Paeony / Peony Rare variety with single, lemon yellow flowers £32.99 Buy
Price Pruned
Rudbeckia fulgida var. 'sullivantii Goldsturm' Black-eyed Susan Large golden-yellow flowerheads NOW £5.49 Buy
Rudbeckia laciniata 'Goldquelle' Coneflower Perfect for the back of the border £5.99 Buy
Verbascum '(Cotswold Group) Gainsborough' Mullein Saucer-shaped, soft yellow flowers £5.99 Buy
Price Pruned
Aquilegia 'McKana Hybrids' Columbine Bonnet-like flowers in a range of colours NOW £4.99 Buy
Artemisia ludoviciana 'Silver Queen' Western Mugwort Ideal for a Mediterranean garden £5.49 Buy
Price Pruned
Hemerocallis citrina Daylily Star-shaped, lemon-yellow flowers NOW £5.49 Buy
Hemerocallis 'Golden Chimes' Daylily Deep yellow, lily-like flowers £5.49 Buy
Kniphofia 'Royal Standard' Red Hot Poker Bright yellow, torch-like flowers £5.99 Buy
Price Pruned
Sisyrinchium striatum Sisyrinchium Cup shaped pale yellow flowers NOW £4.99 Buy
Verbascum '(Cotswold Group) Cotswold Queen' Mullein Saucer-shaped soft-yellow flowers £5.99 Buy