We have found 20 plants that meet your criteria.

Yarrow ‘Achillea filipendulina Cloth of Gold’ Flat, plate-like yellow flowers on tall stems £5.99 Buy
Yarrow ‘Achillea Moonshine’ Lovely, large sulphur-yellow flowers £5.99 Buy
Crocus Special Offers
Lady's Mantle ‘Alchemilla erythropoda’ Gorgeous groundcover for sun or shade NOW £3.99 Buy
Price Pruned
Lady's Mantle ‘Alchemilla mollis’ Scalloped leaves and frothy flowers NOW £4.99 Buy
Valerie Finnis Artemisia ‘Artemisia ludoviciana Valerie Finnis’ Very drought tolerant £5.49 Buy
Price Pruned
Angels Trumpet ‘Brugmansia suaveolens (syn. Datura)’ Stunning, night-scented blooms NOW £8.49 Buy
Price Pruned
Tickseed ‘Coreopsis verticillata Moonbeam’ Yellow, daisy-like flowers NOW £5.49 Buy
New
Montbretia ‘Crocosmia x crocosmiiflora Honey Angels’ A shorter variety with masses of flowers £5.99 Buy
Coneflower ‘Echinacea Sunrise’ Huge, yellow flowers £6.99 Buy
Crocus Special Offers
Kirengeshoma ‘Kirengeshoma palmata’ Suitable for a shady border NOW £5.49 Buy
Price Pruned
Red Hot Poker ‘Kniphofia Little Maid’ Small variety with pale yellow flowers NOW £5.49 Buy
Golden Groundsel ‘Ligularia dentata Britt Marie Crawford’ Handsome foliage and cheerful, yellow flowers. Great beside water £6.99 Buy
Phlomis ‘Phlomis russeliana’ Pretty whorls of pale yellow flowers £6.99 Buy
Price Pruned
Black-eyed Susan ‘Rudbeckia fulgida var. sullivantii Goldsturm’ Large golden-yellow flowerheads NOW £5.49 Buy
Coneflower ‘Rudbeckia laciniata Goldquelle’ Perfect for the back of the border £5.99 Buy
Coneflower ‘Rudbeckia laciniata Herbstsonne’ Bright yellow, daisy-like flowers £5.99 Buy
Red Hot Poker ‘Kniphofia Brimstone’ Dramatic spikes of yellow flowers £6.99 Buy
Shasta Daisy ‘Leucanthemum × superbum T.E. Killin’ A popular, bright, white daisy. Very long flowering £5.99 Buy
Golden Groundsel ‘Ligularia The Rocket’ Towering spikes of brilliant yellow flowers £5.49 Buy
Western Mugwort ‘Artemisia ludoviciana Silver Queen’ Ideal for a Mediterranean garden £5.49 coming soon