Butterfly Bush 'Black Knight'

Black Knight Butterfly Bush

Bold colour. Endless butterflies.

A garden classic for late-summer colour, Black Knight Butterfly Bush produces long spikes of rich, velvety deep purple flowers from midsummer right into fall. Its sweet fragrance attracts butterflies, bees, and hummingbirds, making it one of the best shrubs for creating a lively pollinator garden.

Why you'll love it:

• 💜 Deep purple flower spikes from mid-summer to frost
• 🦋 A magnet for butterflies, bees, and hummingbirds
• ☀️ Thrives in full sun
• 🌱 Fast growing to about 5 ft. tall and wide
• ✂️ Blooms on new growth-simply cut it back in early spring
• 🦌 Deer tend to leave it alone

Plant it as a striking focal point, in a mixed shrub border, or as part of a sunny pollinator garden. Its long-lasting blooms also make excellent fresh-cut flowers.

Growing Conditions

• Sun: Full Sun
• Height: 5 ft (1.5 m)
• Spread: 5 ft (1.5 m)
• Hardiness: Zone 5b

This easy-care shrub tolerates heat, drought, and urban conditions once established, rewarding you with months of colour when many other shrubs have finished blooming.