We have found 21 plants that meet your criteria.

Yarrow ‘Achillea Moonshine’ Lovely, large sulphur-yellow flowers £5.99 Buy
Hyssop ‘Agastache Black Adder’ Distinctive violet, bottlebrush flowers £5.99 Buy
Price Pruned
Mexican Giant Hyssop ‘Agastache Blue Fortune’ Spires of lilac flowers and aromatic leaves NOW £5.49 Buy
Stinking Hellebore ‘Helleborus foetidus’ Lovely evergreen foliage plant with spring flowers £5.49 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
Marjoram ‘Origanum laevigatum Herrenhausen’ Aromatic leaves and pink flowers. Ideal for edging £5.99 Buy
Spanish Sage ‘Salvia lavandulifolia’ A great alternative to common sage £4.99 Buy
Yarrow ‘Achillea Summerwine’ Long-lasting, wine-red flowers £5.99 Buy
Price Pruned
Yarrow ‘Achillea Walther Funcke’ Bright, terracotta flowers with flat heads NOW £5.49 Buy
Chives ‘Allium schoenoprasum’ Edible leaves and purple, button flowers £3.99 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
Russian Sage ‘Perovskia abrotanoides’ Silvery white aromatic foliage with long lasting blue flowers £7.99 Buy
Price Pruned
Russian Sage ‘Perovskia atriplicifolia Little Spire’ A shorter form of the popular Russian sage NOW £7.99 Buy
Salvia ‘Salvia nemorosa Caradonna’ Dazzling purple blooms £5.99 Buy
Sage ‘Salvia nemorosa Ostfriesland’ Attractive to butterflies and bees £5.99 Buy
Thyme ‘Thymus doerfleri Bressingham Pink’ Thrives in chalky soil £3.99 Buy
Thyme ‘Thymus Doone Valley’ Looks lovely in a sunny rock garden £3.99 Buy
Golden-scented Thyme ‘Thymus pulegioides Aureus’ Ideal as an edging plant £3.99 Buy