We have found 52 plants that meet your criteria.

Price Pruned
Phlox paniculata 'Blue Paradise' Perennial Phlox Fragrant violet flowers all summer NOW £5.49 Buy
Pulmonaria angustifolia 'Blaues Meer' Blue Cowslip Bright blue flowers free flowering £5.49 Buy
Pulmonaria 'Blue Ensign' Lungwort Bright blue flowers £5.99 Buy
Salvia lavandulifolia Spanish Sage A great alternative to common sage £4.99 Buy
Salvia patens Sage Large, stunning blue blooms £5.99 Buy
Salvia x sylvestris 'Mainacht' Salvia May Night Large indigo-blue flowers £5.99 Buy
Scabiosa columbaria nana Pincushion Flower A compact form with more flowers £5.49 Buy
Price Pruned
Scabiosa 'Butterfly Blue' Pincushion Flower Delightful pale blue pincushion flowers NOW £5.49 Buy
Symphytum 'Hidcote Blue' Comfrey Blue and white flowers, good ground cover £6.99 Buy
Syringa vulgaris 'Katherine Havemeyer' Common Lilac Wonderful scented lavender-purple flowers £9.99 Buy
Price Pruned
Buddleja 'Lochinch' Butterfly Bush Fragrant violet-blue flowers all summer NOW £5.99 Buy
Ceanothus thyrsiflorus var. 'repens' Creeping Blueblossom A low-growing evergreen with blue flowers £8.99 Buy
Ceanothus thyrsiflorus 'Skylark' Californian Lilac A haze of bright blue flowers in early summer £8.99 Buy
Ceanothus 'Autumnal Blue' Californian Lilac Sky-blue flowers in late summer £7.99 Buy
Ceanothus 'Burkwoodii' Californian Lilac Bright blue flowers in summer £8.99 Buy
Ceanothus 'Concha' Californian Lilac Masses of deep blue flowers in spring £6.99 Buy
Ceanothus 'Puget Blue' Californian Lilac Fabulous deep blue flowers £6.99 Buy
Echinops bannaticus 'Taplow Blue' Globe Thistle Spherical, bright blue flower-heads £5.99 Buy
Price Pruned
Lavandula angustifolia 'Elizabeth' Lavender A new variety, with violet flowers NOW £4.99 Buy
Nepeta grandiflora 'Wild Cat' Giant Catmint A giant catmint with deep purple-blue flowers £5.99 Buy