Common name
Butterfly Bush
Botanical name
Buddleia davidii
Variety
Black Knight
Zone
USDA Zone 5 (-20°F) to USDA Zone 9 (20°F).
Light
Sun
Height
5-8' (1.5-2.5 m)
Habit
Upright
Feed
Use an all-purpose in spring
Water
1-2 times per week
Bloom Color
Purple
Bloom Time
Summer-fall
Maintenance
Apply mulch
Wonderfully fragrant flowers on arching stems attract a profusion of butterflies to the garden. Stunning in the perennial or mixed shrub planting, or in large groupings. Remove faded flowers for continuous bloom. Prune hard in early spring.