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Dark Knight Caryopteris

Caryopteris x clandonensis ‘Dark Knight’

The late-season blue flowers are a really treat. Will almostly completely die back over the winter. Cut back in spring and allow to grow from the roots up.

Light Requirement: Full Sun
Cold Hardiness: Zone 5
Height: 2 to 3
Spread: 2 to 3
Flower: Light blue to purple. Late summer.
Foliage: Silver-green.
Form: Loose and wispy.