Deciduous

Brunnera macrophylla 'Silver Heart'

Silver Heart Siberian Bugloss

Caryopteris × clandonensis 'Inoveris'

Grand Bleu® Bluebeard

Caryopteris x clandonensis ‘Blue Mist'

Blue Mist Bluebeard

Caryopteris x clandonensis ‘First Choice'

First Choice Bluebeard

Caryopteris x clandonensis 'Minigold'

Beekeeper® Bluebeard

Clematis 'Ramona'

Ramona Clematis

Clematis 'The President'

The President Clematis

Delphinium (Pacific Hybrids)

Pacific Hybrids Mix Delophinium, Larkspur

Eryngium planum 'Blue Hobbit'

Blue Hobbit Sea Holly

Hydrangea macrophylla 'Grenan'

Nantucket Blue™ Hydrangea

Hydrangea macrophylla 'PIIHM-I'

Endless Summer® Twist N Shout™ Hydrangea

Hydrangea macrophylla 'Ramars'

Cityline® Mars Hydrangea

Hydrangea macrophylla 'Variegata'

Variegated Hydrangea

Iris sibirica 'Royal Blue'

Royal Blue Siberian Iris

Kalimeris incisa 'Blue Star'

Blue Star Kalimeris

Lobelia siphilitica

Blue Cardinal Flower

Nepeta 'Balneplud

Blue Prelude Catmint

Salvia lyrata 'Purple Knockout'

Purple Knockout Lyre-Leaf Sage

Salvia nemorosa 'Blue By You'

Blue By You Meadow Sage

Salvia nemorosa 'Blue Hill'

Blue Hill Meadow Sage