Caryopteris x clandonensis
Bluebeard
A shrubby perennial that is a hybrid of two Asian species.
Grows 3 feet tall and wide on tender stems that may overwinter in warmer areas but are more likely to die back to the ground.
Blue flowers bloom in late summer and fall, attracting generalist pollinators.
Foliage is fragrant and attractive even before flowers appear.
Prefers full sun and well-drained soil.
Drought tolerant and deer resistant.