Green Leaf

Buddleia 'Blue Chip Jr.'

Lo & Behold® Blue Chip Jr. Butterfly Bush

Calamintha nepeta 'Blue Cloud'

Blue Cloud Catmint

Caryopteris × clandonensis 'Inoveris'

Grand Bleu® Bluebeard

Caryopteris x clandonensis ‘Blue Mist'

Blue Mist Bluebeard

Clematis 'Ramona'

Ramona Clematis

Delphinium 'M.F. Dark Blue Dark Bee'

Magic Fountain Dark Blue/Dark Bee Delphinium

Delphinium (Pacific Hybrids)

Pacific Hybrids Mix Delophinium, Larkspur

Eryngium planum 'Blue Hobbit'

Blue Hobbit Sea Holly

Hydrangea macrophylla 'Bailmacsix'

Endless Summer® Pop Star® Hydrangea

Hydrangea macrophylla 'Blushing Bride'

Endless Summer® Blushing Bride® Hydrangea

Hydrangea macrophylla 'Grenan'

Nantucket Blue™ Hydrangea

Hydrangea macrophylla 'Nikko Blue'

Nikko Blue Hydrangea

Hydrangea macrophylla 'Ramars'

Cityline® Mars Hydrangea

Hydrangea macrophylla 'Variegata'

Variegated Hydrangea

Iris sibirica 'Royal Blue'

Royal Blue Siberian Iris

Iris versicolor

Northern Blue Flag Iris, Harlequin Blue Flag

Isotoma fluviatilis

Blue Star Creeper

Kalimeris incisa 'Blue Star'

Blue Star Kalimeris

Lithodora diffusa 'Grace Ward'

Grace Ward Lithodora

Nepeta 'Balneplud

Blue Prelude Catmint