Alchemilla mollis (Lady's mantle): Bright green soft leaves and a froth of acid yellow/green flowers in summer. Very easy for ground cover. Height to 30cm.

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. [Collect Only]

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

Coreopsis verticillata 'Moonbeam' (Tickseed 'Moonbeam'): A fabulous variety with pale lemon yellow daisy-like flowers. Held on wiry stems. Hardy. Long-flowering if dead-headed. Up to 60cm.

Coreopsis verticillata 'Zagreb' (Tickseed 'Zagreb'): Cheery bright yellow daisy flowers held aloft on wiry stems with delicate foliage. Hardy. Up to 40cm.

Crocosmia 'Paul's Best Yellow': Arching sprays of golden yellow flowers in late summer. A vigorous grower. Fully hardy in well drained soils. To 1m [Collect Only]

Digitalis grandiflora (Yellow foxglove): Perennial foxglove with yellow bell-shaped flowers above clumps of evergreen lance-shaped leaves. Bee-friendly. Hardy. Up to 1m.

Epimedium perralderianum (Barrenwort): Tiny lemon yellow flowers held on fine wires above attractive, marbled foliage. Very good in shade, even dry shade

Epimedium x perralchicum 'Frohnleiten' (Barrenwort 'Frohnleiten'): Heart-shaped leaves are bronze-tinted, wiry stems of yellow, star-like flowers in spring. Shady ground cover. Hardy. Up to 30cm.

Geum 'Georgenberg' (Avens 'Georgenburg'): Gold flowers held atop reddish stems in early to mid-summer. To 30cm. Hardy

Geum 'Stacey's Sunrise' (Avens 'Stacey's Sunrise'): Pale yellow flowers on compact stems above rosettes of rounded hairy leaves. Semi-evergreen. Long flowering. Hardy. Up to 30cm.

Helenium 'El Dorado' (Sneezeweed 'El Dorado'): A very good rich yellow with a long flowering period from July onwards. To 90cm. [Collect Only]

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 [Collect Only]

Hemerocallis 'Happy Returns' (Daylily 'Happy Returns'): Compact daylily with cheery lemon yellow flowers. Very free flowering, ideal for a sunny spot. To 40cm. Hardy.

Hemerocallis 'Stella de Oro' (Day Lily 'Stella de Oro'): Pale yellow fragrant flowers with a darker yellow throat. Grass-like green foliage. Hardy. Up to 50cm.

Hemerocallis citrina (Long yellow day lily): Fragrant lemon, yellow lily flowers on long stems above green strappy foliage. Flowers open in evening. Hardy. Up to 1.2m.

Hemerocallis lilioasphodelus (yellow daylily): Fragrant lemon yellow lily flowers above green strappy foliage. Semi-evergreen. Flowers typically open in the evening. Hardy. Up to 1m.

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.

Rudbeckia fulgida var. deamii: Classic garden perennial flowering in mid-late summer with bright gold daisy flowers with black centres. Hardy. Up to 60cm.

Rudbeckia fulgida var. sullivantii 'Goldsturm': Large gold flowers with a chocolate eye produced in profusion from late summer well into autumn. Hardy. Up to 60cm.

Rudbeckia laciniata: Very tall form adding impact to borders. Vibrant yellow flowers with a darker central cone. Great late-flowering perennial, looks good with grasses. To 2.5m. [Collect Only]

Trollius chinensis 'Golden Queen' (Globeflower 'Golden Queen'): Glowing gold cup-shaped flowers with a very prominent central boss of gold anthers. Really stunning.

Trollius x cultorum 'Lemon Queen' (Globeflower 'Lemon Queen'): A clump-forming perennial with glossy deeply divided leaves. Pale yellow flowers in late spring and early summer. Hardy. Up to 60cm.

Trollius x cultorum 'New Moon' (Globeflower 'New Moon'): A new cultivar to Bluebell in 2021. Pale yellow cup shaped flowers from early to late summer. Great plant for damp or rich soil. Hardy. Up to 60cm.