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Caryopteris clandonensis (x) 'Arthur Simmonds' (C. clandonensis HORT.) / Arthur J. Simmonds Bluebeard

 Caryopteris clandonensis (x) 'Arthur Simmonds' (C. clandonensis HORT.)
 
Hardiness zone 5b
Maximum height 60 cm / 24"
Maximum width 60 cm / 24"
ExposureSun
Plants attracting birdsYes
Fragrant plantsNo
Notes : Many clusters of powdery blue flowers on long slender stems growing from a mound of silver green foliage. Blooms from end July, till frost. Prune severely. The hardiest of the Caryopteris.