Achillea 'Moonshine' (Yarrow 'Moonshine'): Very popular variety with large bright yellow/gold flowerheads above silvery green ferny foliage. Height to 80cm

Alchemilla alpina (Lady's mantle): A miniature Alchemilla with dainty, 5 lobed leaves and a froth of tiny green flowers in spring. Height to 10cm. Hardy [Collect Only]

Anthemis tinctoria 'E.C. Buxton' (Dyer's chamomile 'E.C. Buxton'): Masses of creamy lemon yellow flowers with gold eye over finely divided foliage. To 50cm. Hardy.

Anthemis tinctoria 'Lemon Ice' (Dyer's chamomile 'Lemon Ice'): Creamy daisy flowers with a deep yellow centre. Ferny greyish green foliage. Excellent in sunny, dryish spots. Up to 45cm

Centaurea macrocephala (Giant knapweed): Huge, bright yellow almost fluffy flowers in mid-summer follow attractive papery buds. Attractive to bees. Height to 1.5m. Hardy.

Cephalaria gigantea (Giant scabious): Very tall wavy stems topped with large lemon yellow scabious-like flowers.Easy to grow. May need staking or support. Hardy. Up to 2m.

Coreopsis verticillata 'Grandiflora' (Tickseed 'Grandiflora'): Compact variety with bright and cheery golden yellow daisy-like flowers. Held on wiry stems. Hardy. Up to 60cm.

Hemerocallis 'Corky' (Daylily 'Corky'): Slender yellow trumpets with mahogany stripe on back. Flowers held high on black stems above fine foliage. Superb plant. To 60cm. Hardy

Hemerocallis 'Marion Vaughn' (Day Lily 'Marion Vaughn'): Large, creamy lemon flowers over a long period in mid-summer. Height to 80cm. Hardy. [Collect Only]

Oenothera macrocarpa (Missouri evening primrose): Huge trumpet shaped yellow flowers through mid-summer on a low, spreading plant. [Collect Only]

Potentilla 'Esta Ann' (Cinquefoil 'Esta Ann'): Vibrant yellow flowers with a red centre held well above a mound of dark green strawberry-like foliage. Hardy. Up to 40cm.