Buddleia davidii 'Guinevere'
Plant Type(s): Flowering Shrub
Color(s): PurpleDeep purple spears reaching to 8", an improvement over other purple/black cultivars, lovely grey/green foliage.
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.