Scientific Name: Delphinium grandiflorum
Common Name: Larkspur
Hardiness Zone: 4a - 9b
Hardiness Degree: -30°F (-34.4°C)
Blooming Season: Early Spring, Spring
Plant Habit: Upright
Characteristics: Attracts Bees, Attracts Butterflies, Attracts Hummingbirds, Low Maintenance, Frost Tolerant
Water: Light
Fertilize: Once a month
Spacing: 30 - 35" (76 - 89cm)
Height: 16 - 24" (41 - 61cm)
Width: 10 - 12" (25 - 30cm)
Exposure: Sun
General Information: Diamonds Blue sparkles in the garden with cerulean blue flowers that “face up.”
Plug crop time: 6 to 7 weeks
Transplant to finish: 10 to 12 weeks