Delphinium elatum 'Black Knight'

English Larkspur, Alpine Delphinium, Candle Larkspur

Family: Ranunculaceae Crowfoot


Type Perennial
USDA Hardiness range 3B - 7B
Exposure Partial shade to full sun
Bloom color Purple
Bloom time Early Summer, Late Summer
Water needs Moist
Landscape uses Border, foundation, massing, seashore, specimen
Height 4' to 6' / 1.20m to 1.80m
Spread n/a
Growth rate Moderate
Bloom attributes Attracts butterflies, suitable for cut flowers, suitable for dried flowers
Leaf color Green
Fruit color n/a
Soil pH requirements Neutral
Soil type Loamy
Form Irregular or sprawling, upright or erect
Attributes and features Attracts birds, invasive