We have found 180 plants that meet your criteria.

catmint
Nepeta 'Six Hills Giant' catmint A hardy catmint with lavender flowers £7.99 Buy
navelwort
Omphalodes cappadocica 'Starry Eyes' navelwort Bright blue flowers. Good ground cover £5.99 Buy
New
Russian sage
Perovskia 'Blue Spire' Russian sage Violet-blue flowers and silvery foliage. Great planted en masse £5.99 Buy
Russian sage
Perovskia 'Blue Spire' Russian sage Violet-blue flowers and silvery foliage. Great planted en masse £9.99 Buy
petunia F1
Petunia grandiflora 'Mirage Blue' petunia F1 A robust yet decorative seasonal treat £1.99 Buy
phlox
Phlox divaricata subsp. laphamii 'Chattahoochee' phlox Masses of lilac flowers. Perfect in partial shade £7.99 Buy
perennial phlox
Phlox divaricata 'Blue Perfume' perennial phlox Masses of lilac-blue fragrant blooms £7.99 Buy
border phlox
Phlox paniculata 'Blue Paradise' border phlox Fragrant violet flowers all summer £7.99 Buy
New
border phlox
Phlox paniculata 'Blue Paradise' border phlox Fragrant and colourful in summer £5.99 Buy
Jacobs ladder
Polemonium caeruleum Jacobs ladder Bell-shaped, lavender-blue flowers in early summer. £6.99 Buy
Jacobs ladder
Polemonium reptans 'Stairway to Heaven' Jacobs ladder Distinctive variegated foliage and spring flowers £5.99 Buy
lungwort
Pulmonaria longifolia lungwort Funnel-shaped blue-purple long lasting flowers winter to spring £7.99 Buy
lungwort
Pulmonaria 'Blue Ensign' lungwort Bright blue flowers £7.99 Buy
lungwort
Pulmonaria 'Blue Ensign' lungwort Bright blue flowers £6.99 Buy
Price Pruned
rose Rhapsody in Blue (shrub)
Rosa Rhapsody in Blue ('Frantasia') (PBR) rose Rhapsody in Blue (shrub)... The closest to a... NOW £13.49 Buy
sage
Salvia patens sage Large, stunning blue blooms £7.99 Buy
bog sage
Salvia uliginosa bog sage Intense blue flowers £7.99 Buy
devil's bit scabious
Succisa pratensis devil's bit scabious Ideal for naturalised planting schemes £7.99 Buy
Crocus Special Offers
Comfrey
Symphytum 'Hidcote Pink' Comfrey Great for a woodland garden NOW £6.99 Buy
Price Pruned
common Lilac
Syringa vulgaris 'Katherine Havemeyer' common Lilac Wonderful scented lavender-purple flowers NOW £16.99 Buy