We have found 14 plants that meet your criteria.

Valerie Finnis artemisia
Artemisia ludoviciana 'Valerie Finnis' Valerie Finnis artemisia Very drought tolerant £7.99 Buy
wormwood
Artemisia 'Powis Castle' wormwood Silvery, aromatic foliage £8.99 Buy
Jacob's rod
Asphodeline liburnica Jacob's rod Showy, upright flowerspikes £7.49 Buy
spurge
Euphorbia characias subsp. wulfenii spurge Handsome tall evergreen with chartreuse flowers in spring £7.99 Buy
spurge
Euphorbia wallichii spurge Long-lasting yellow flowerheads £8.99 Buy
Price Pruned
cypress spurge
Euphorbia 'cyparissias Fens Ruby' cypress spurge Stunning dusk purple foliage NOW £9.25 Buy
red hot poker
Kniphofia 'Little Maid' red hot poker Small variety with pale yellow flowers £8.49 Buy
Crocus Special Offers
Jerusalem sage
Phlomis fruticosa Jerusalem sage Evergreen grey-green foliage and whorls of yellow flowers NOW £5.99 Buy
broom
Spartium junceum broom Puts on a showy summer display £7.99 Buy
senecio
Brachyglottis (Dunedin Group) 'Sunshine' senecio Yellow flowers and silver leaves £8.99 Buy
red hot poker
Kniphofia 'Royal Standard' red hot poker Bright yellow, torch-like flowers £7.49 Buy
red hot poker
Kniphofia 'Tawny King' red hot poker Dramatic spikes of creamy flowers £7.99 Buy
phlomis
Phlomis russeliana phlomis Pretty whorls of pale yellow flowers £7.49 Buy
red hot poker
Kniphofia 'Brimstone' red hot poker Dramatic spikes of yellow flowers £7.99 coming soon