We have found 85 plants that meet your criteria.

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
Beards Tongue ‘Penstemon Jean Grace’ Stunning mediterranean blue flowers £5.99 Buy
Russian Sage ‘Perovskia Blue Spire’ Violet-blue flowers and silvery foliage. Great planted en masse £7.99 Buy
Price Pruned
Perennial Phlox ‘Phlox paniculata Blue Paradise’ Fragrant violet flowers all summer NOW £5.49 Buy
Crocus Special Offers
Lungwort ‘Pulmonaria Blue Ensign’ Bright blue flowers NOW £5.99 Buy
Spanish Sage ‘Salvia lavandulifolia’ A great alternative to common sage £4.99 Buy
Sage ‘Salvia patens’ Large, stunning blue blooms £5.99 Buy
Salvia May Night ‘Salvia x sylvestris Mainacht’ Large indigo-blue flowers £5.99 Buy
Price Pruned
Pincushion Flower ‘Scabiosa Butterfly Blue’ Delightful pale blue pincushion flowers NOW £5.49 Buy
Pincushion Flower ‘Scabiosa columbaria nana’ A compact form with more flowers £5.49 Buy
Speedwell ‘Veronica austriaca teucrium Crater Lake Blue’ Ultra-marine flowers £5.99 Buy
Speedwell ‘Veronica Shirley Blue’ Saucer-shaped blue flowers £5.49 Buy
African Lily ‘Agapanthus Black Pantha’ Deep blue, almost black flowers £8.99 Buy
African Lily ‘Agapanthus Headbourne Hybrids’ Showy globes of blue and white flowers £5.99 Buy
African Lily ‘Agapanthus Lavender Haze’ A new, large-headed variety £6.99 Buy
Price Pruned
African Lily ‘Agapanthus Peter Pan’ A compact variety with pale blue flowers NOW £9.99 Buy
Price Pruned
Bugle ‘Ajuga reptans Burgundy Glow’ Multi-coloured evergreen foliage NOW £4.99 Buy
Price Pruned
Bugle ‘Ajuga reptans Catlin's Giant’ Handsome evergreen ground cover NOW £4.99 Buy
Price Pruned
Amsonia ‘Amsonia tabernaemontana’ Dense clusters of ice-blue, star-like flowers NOW £5.99 Buy