'Dark Knight' is a mounding, deciduous, broadleaf shrub that is drought tolerant and showcases a compact form, gray-green leaves and spectacular deep blue flowers in late summer.
Perennial, Shrub | |
Caryopteris | |
Blue Mist Spirea | |
Zone 5 | |
6+ hours | |
Well-drained garden soil | |
Accent flowering shrub | |
Benefits from winter protection | |
3-4' | |
4-6' | |
Yes | |
Yes | |
Yes | |
Yes | |
Grasses, Buddleia, Potentilla, Pinus |