| Hosta halcyon
Plantain Lily | White flowers (Summer early), Blue foliage, Herbaceous Flowers, Ground cover, Deciduous |
Ref:703
|
| Beschorneria yuccoides
Beschorneria | White flowers (Summer), Blue foliage, Herbaceous Flowers, Deciduous |
Ref:2170
|
 | Allium karataviense
'Ivory Queen'
Alpine Allium | White flowers (Summer early), Blue foliage, Herbaceous Flowers, Ground cover, Deciduous |
Ref:2636
|
| Nepeta x faassenii
Catmint, Nepeta | Light blue flowers (Summer early, scented), Blue foliage, Herbaceous Flowers, Herbs, Ground cover, Culinary, Deciduous |
Ref:482
|
 | Nepeta x faassenii
'Six Hills Giant'
Catmint, Nepeta | Light blue flowers (Summer, scented), Blue foliage, Herbaceous Flowers, Herbs, Culinary, Deciduous |
Ref:484
|
| Hosta
'Hapsden Blue' | Dark blue flowers (Summer), Blue foliage, Herbaceous Flowers, Deciduous |
Ref:1422
|
 | Cerinthe major
Purpurascens
Honeywort | Dark blue flowers (Summer), Blue foliage, Herbaceous Flowers, Ground cover, Annual, Deciduous |
Ref:2027
|
| Eryngium giganteum
Eryngium | Blue-silver flowers (Summer), Blue foliage, Herbaceous Flowers, Deciduous |
Ref:945
|
 | Eryngium bougatti
'Picos Blue'
Eryngium | Blue-silver flowers (Summer), Blue foliage, Herbaceous Flowers, Deciduous |
Ref:1409
|
| Eryngium bourgatii
Sea Holly, Eryngium | Blue-silver flowers (Summer), Blue foliage, Herbaceous Flowers, Deciduous |
Ref:2876
|