Buddleja davidii ‘Black Knight’
This deciduous flower shrub presents a spectacular summer color from lightly fragrant, dark violet-purple flower spikes. A fast growing shrub that works well as a foundation shrub, an accent plant or as a background in borders. Slightly hardier than other varieties, but may die to ground in cold winter areas, emerging vigorously in spring.
Type: USDA zone 5-9
Light: Full Sun, Partial Sun
Water: Water weekly, or more often in extreme heat or containers.
Size: Fast growth; reaches up to 6′-8′ tall and 4′-6′ wide.