'Black Knight' Deep Purple Butterfly Bush

Deep black/purple spears reach 8-10" in length, one of the most popular Butterfly Bush cultivars, bright green foliage.

Sunlight Exposure:

Plant Attributes:

Attracts:

Plant Type(s): Flowering Shrub

Color(s): Purple

• Plant Height: 7’ - 10’
• Plant Width: 5’ - 6’
• Hardy Zones: 5 - 9

Spring/Summer Care: Light summer pruning and nutrition extends bloom to later fall. Otherwise, prune anytime.

Autumn/Winter Care: Shear back in late autumn if you wish to keep size under control.

Fertilizer Needs: If you soils are high in organic matter, you may not need supplimental fertilizer on Buddleia. Otherwise, apply a balanced fertilizer in late spring.