We have found 13 plants that meet your criteria.

Valerie Finnis Artemisia ‘Artemisia ludoviciana Valerie Finnis’ Very drought tolerant £5.49 Buy
Catmint ‘Nepeta subsessilis Cool Cat’ Lavender-blue flowers. Great for a herb garden £5.99 Buy
Catmint ‘Nepeta subsessilis Washfield’ Pretty catmint with bright blue flowers £5.99 Buy
Catmint ‘Nepeta x faassenii’ Loose drifts of lavender flowers. Great for edging £5.99 Buy
Catmint ‘Nepeta x faassenii Kit Cat’ A dwarf variety with purple flowers £5.99 Buy
Golden Wild Marjoram ‘Origanum vulgare Aureum’ Aromatic golden leaves. Ideal for a herb garden £3.99 Buy
Wormwood ‘Artemisia Powis Castle’ Silvery, aromatic foliage £5.49 Buy
Price Pruned
Balkan Crane's Bill ‘Geranium macrorrhizum’ Bright pink flowers. Perfect for dry shade NOW £5.49 Buy
Rock Cranesbill ‘Geranium macrorrhizum Album’ White flowers. Perfect for suppressing weeds £5.99 Buy
Giant Catmint ‘Nepeta grandiflora Wild Cat’ A giant catmint with deep purple-blue flowers £5.99 Buy
Price Pruned
Catmint ‘Nepeta Six Hills Giant’ A hardy catmint with lavender flowers NOW £4.99 Buy
Purple Sage ‘Salvia officinalis Purpurascens’ Attractive red-purple young leaves £4.99 Buy
Thyme ‘Thymus doerfleri Bressingham Pink’ Thrives in chalky soil £3.99 Buy