We have found 165 plants that meet your criteria.

Alpine columbine
Aquilegia alpina Alpine columbine Jaunty, nodding blue flowers in spring £7.49 Buy
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columbine
Aquilegia vulgaris columbine Looks good in most settings £2.99 Buy
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Aquilegia Blue Barlow
Aquilegia vulgaris var. stellata 'Blue Barlow' (Barlow Series) Aquilegia Blue Barlow £4.99 Buy
granny's bonnet
Aquilegia vulgaris var.stellata 'Blue Barlow' (Barlow Series) granny's bonnet Stunning violet-blue double flowers... £7.49 Buy
michalmas daisy
Aster × frikartii 'Mönch' michalmas daisy Lavender-blue, daisy flowers £7.99 Buy
lesser catmint
Calamintha nepeta subsp. nepeta 'Blue Cloud' lesser catmint Aromatic leaves and blue flowers £6.99 Buy
milky bellflower
Campanula lactiflora 'Pritchard's Variety' milky bellflower Masses of bell-like lilac flowers £6.99 Buy
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harebell
Campanula rotundifolia harebell Very pretty in a meadow £2.49 Buy
Crocus Special Offers
creeping blueblossom
Ceanothus thyrsiflorus var. repens creeping blueblossom A low-growing evergreen with blue flowers NOW £9.99 Buy
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Californian lilac
Ceanothus thyrsiflorus 'Skylark' Californian lilac A haze of bright blue flowers in early summer NOW £8.99 Buy
Californian lilac
Ceanothus 'Autumnal Blue' Californian lilac Sky-blue flowers in late summer £12.99 Buy
Californian lilac
Ceanothus 'Burkwoodii' Californian lilac Bright blue flowers in summer £12.99 Buy
Californian lilac
Ceanothus 'Concha' Californian lilac Masses of deep blue flowers in spring £12.99 Buy
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Californian lilac
Ceanothus 'Puget Blue' Californian lilac Fabulous deep blue flowers NOW £8.99 Buy
Chinese plumbago
Ceratostigma willmottianum Forest Blue ('Lice') (PBR) Chinese plumbago Foliage turns wonderful autumnal... £9.99 Buy
alpine clematis (group 1)
Clematis alpina alpine clematis (group 1) Delightful mid-blue, bell-shaped flowers in April/May £9.99 Buy
herbaceous clematis (Group 3)
Clematis heracleifolia herbaceous clematis (Group 3) Ideal for spilling over a wall £12.99 Buy
clematis (group 1)
Clematis macropetala 'Lagoon' clematis (group 1) Luxuriant deep blue flowers £9.99 Buy
clematis (group 1)
Clematis macropetala 'Wesselton' clematis (group 1) Lovely double, mid-blue flowers £9.99 Buy
herbaceous clematis (group 3)
Clematis Blue River ('Zoblueriver') (PBR) herbaceous clematis (group 3) Much admired at Cheslea... £12.99 Buy