We have found 14 plants that meet your criteria.

Lesser Periwinkle syn. V. minor... ‘Vinca minor La Grave’ Gorgeous lavender-blue blooms £5.99 Buy
Californian Lilac ‘Ceanothus Concha’ Masses of deep blue flowers in spring £6.99 Buy
Californian Lilac ‘Ceanothus Puget Blue’ Fabulous deep blue flowers £6.99 Buy
Californian Lilac ‘Ceanothus thyrsiflorus Skylark’ A haze of bright blue flowers in early summer £8.99 Buy
Creeping Blueblossom ‘Ceanothus thyrsiflorus var. repens’ A low-growing evergreen with blue flowers £8.99 Buy
Rosemary ‘Rosmarinus officinalis Miss Jessopp's Upright’ Lavender-blue flowers £5.99 Buy
Crocus Special Offers
Bird of Paradise ‘Strelitzia reginae’ Stunning flowers we all know and love NOW £19.99 coming soon
Price Pruned
Greater Periwinkle ‘Vinca major’ Elegant blue-violet flowers NOW £4.99 Buy
Greater Periwinkle ‘Vinca major Variegata’ Large, bright blue flowers £4.99 Buy
Lesser Periwinkle ‘Vinca minor’ Superb ground cover £5.99 Buy
Lesser Periwinkle ‘Vinca minor Argenteovariegata’ Creamy-white leaves £5.99 Buy
Price Pruned
Periwinkle ‘Vinca minor Illumination’ Brand new introduction NOW £5.99 Buy
Price Pruned
Periwinkle ‘Vinca difformis’ Perfect for underplanting in shady spots NOW £5.99 coming soon
Common Lilac ‘Syringa vulgaris Katherine Havemeyer’ Wonderful scented lavender-purple flowers £9.99 coming soon