Black Knight Butterfly Bush
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Black Knight Butterfly Bush

Black Knight Butterfly Bush

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Buddleia davidii 'Black Knight'


Black Knight Butterfly Bush is a fast grower for your sunny garden. This sturdy stemmed plant will grow 6' to 8' in height making it a great screening plant. It's flower color can seem so dark, it almost looks black in the right lighting. The Hummingbirds and butterflies love the honey fragrance produced by this beauty! All of our butterfly bushes love being watered during the summer so get you hose ready!

Hardiness Map
Mature Height: 7'
Mature Width: 6'
Flower Season: Summer
Sun: Full Sun
Hardiness Zone: 5 to 9
This plant is suitable for the low temperates below:
Temp (F)
Temp (C)
-20 to -10
-28.9 to -23.3
-10 to 0
-23.3 to -17.8
0 to 10
-17.8 to -12.2
10 to 20
-12.2 to -6.7
20 to 30
-6.7 to -1.1

This plant loves water and can hadle wetland areas. Water is especially important during flowering season as it flowers best with lots and lots of water.