We have found 27 plants that meet your criteria.

Agastache 'Black Adder' Hyssop Distinctive violet, bottlebrush flowers £5.86 Buy
Price Pruned
Agastache 'Blue Fortune' Mexican Giant Hyssop Spires of lilac flowers and aromatic leaves NOW £5.37 Buy
Price Pruned
Allium cristophii star of Persia Huge globes of star-like, lilac flowers NOW £5.86 Buy
Crocus Special Offers
Allium giganteum ornamental onion Large, showy lilac-pink globes NOW £6.84 Buy
Crocus Special Offers
Allium hollandicum 'Purple Sensation' Dutch garlic Rich, deep purple globes NOW £5.86 Buy
Crocus Special Offers
Allium sphaerocephalon round-headed leek Small, wine-coloured flowers on tall stems NOW £5.86 Buy
Crocus Special Offers
Allium 'Schubertii' Allium Schubertii Giant pink starbursts NOW £4.88 Buy
Artemisia ludoviciana 'Valerie Finnis' Valerie Finnis Artemisia Very drought tolerant £5.37 Buy
Artemisia 'Powis Castle' Wormwood Silvery, aromatic foliage £5.37 Buy
Foeniculum vulgare 'Giant Bronze' Bronze Fennel Tall perennial with feathery, bronze leaves £4.99 Buy
Monarda 'Croftway Pink' Bergamot Delicate pale pink flower whorls £5.86 Buy
Price Pruned
Monarda 'Ou Charm' Bergamot Pretty, pink flowers and purple bracts NOW £5.37 Buy
Monarda 'Schneewittchen' Bergamot (syn. Snow Maiden) Whorls of wonderful, white flowers £5.86 Buy
Price Pruned
Monarda 'Squaw' Bergamot Brilliant red flowers. Mildew-resistant NOW £5.37 Buy
Nepeta subsessilis 'Cool Cat' Catmint Lavender-blue flowers. Great for a herb garden £5.86 Buy
Nepeta subsessilis 'Washfield' Catmint Pretty catmint with bright blue flowers £5.86 Buy
Nepeta x faassenii Catmint Loose drifts of lavender flowers. Great for edging £5.86 Buy
Nepeta x faassenii 'Kit Cat' Catmint A dwarf variety with purple flowers £5.86 Buy
Price Pruned
Nepeta 'Six Hills Giant' Catmint A hardy catmint with lavender flowers NOW £4.88 Buy
Paeonia 'Claire de Lune' Paeony / Peony Rare variety with single, lemon yellow flowers £32.29 Buy