Plant Library

Delphinium Guardian Blue

Common Name: Delphinium

Botanical Name: Delphinium

Variety: Guardian Blue

Blossom Color: Blue

Bloom Time: Jun, Sep

Zone: 3 to 9

Exposure: Sun/Pt Shade

Mature Height: 30-40"

Mature Width: 18-24"

Notes: One of the earliest flowering delphiniums. ‘Guardian Blue’ forms tall spires of rich cobalt blue double flowers with a small white bee. 3-4 ft high by 18-23 in wide. Summer and Fall bloom. Cut. Butterflies. Hummingbirds. Zone 3-9.