Please Note: The website will be undergoing maintenance from 3am-6am.
  • PRE-ORDER NOW FOR SPRING 2026
  • JOIN OUR MAILING LIST FOR NEW PLANT ALERTS & SPECIAL OFFERS
0
0
Subtotal: $0.00

No products in the basket.

Ships in ON, QC, NB, NS and PE
  • Hardy
  • Canadian Grown
  • Value Packs
  • Shipped in ON, QC, NB, NS, PE

Caryopteris × clandonensis 'Dark knight'

Dark Knight Blue Spirea, Bluebeard, Blue Mist

$15.99 - $42.99

Main interest:
aromatic foliage and blue flowers, late flowering season
Exposure:
full sun, medium moist soil
Flower colour:
deep blue, August to September
Foliage:
dark green-silver
USDA Hardiness:
zone 5: -28.9 ° C (-20 ° F) View Zone Map
Mature height & width:
height: 3 ft (0.9 m) width: 3 ft (0.9 m)
Use:
border, low hedge, massed

Caryopteris 'Dark Knight' has fragrant mists of deep bluish-purple flowers. Intolerant of wet, poorly-drained soils. Roots are hardy to zone 5, but top growth is only reliably winter hardy to zone 7. Blue spirea attracts bee, butterflies and beneficial insects to your garden. Wonderful shrub to grow!

Please use availability information as a guide only. The weather is a fickle thing, and impacts when our plants are actually available for shipping. Please be aware that we are not answering emails regarding plants availability. The best advice we can give you is to check back once in a while, choose a size option and check the current stock.
Main interest:
aromatic foliage and blue flowers, late flowering season
Exposure:
full sun, medium moist soil
Flower colour:
deep blue, August to September
Foliage:
dark green-silver
USDA Hardiness:
zone 5: -28.9 ° C (-20 ° F) View Zone Map
Mature height & width:
height: 3 ft (0.9 m) width: 3 ft (0.9 m)
Use:
border, low hedge, massed

Caryopteris 'Dark Knight' has fragrant mists of deep bluish-purple flowers. Intolerant of wet, poorly-drained soils. Roots are hardy to zone 5, but top growth is only reliably winter hardy to zone 7. Blue spirea attracts bee, butterflies and beneficial insects to your garden. Wonderful shrub to grow!