Buddleia davidii 'Black Knight' Butterfly Bush
Easily grown in full sun. Does poorly in wet conditions. Cut close to the ground in late winter each year to help them grow more vigorously and produce superior flowers. Prompt removal of spent flower spikes during the growing season will usually encourage continued bloom until frost.
Type: Deciduous shrub
Zone: 5 to 9
Height: 6.00 to 8.00 feet
Spread: 3.00 to 5.00 feet
Bloom Time: June to September
Bloom Description: Very dark purple
Sun: Full sun
Water: Medium
Flower: Showy, Fragrant, Good Cut
Attracts: Butterflies
Tolerate: Rabbit, Clay Soil