Dark Knight Bluebeard
Caryopteris x clandonensis 'Dark Knight'
Description | A compact, mounding shrub with dense, fragrant, silver-gray foliage and deep purplish blue flowers over a long blooming season. Valued for late summer to fall flowers, when little else is in bloom. Use en masse to create a wonderful border for perennial beds, or along walks and entryways. Deciduous. |
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Light | Full sun |
Watering | Once established, water occasionally. |
Blooms | Summer |
Mature Size | Moderate growing; reaches 2 ft. tall and wide. |
Deciduous/Evergreen | Deciduous |
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Special Features | Easy Care, Waterwise, Compact Form |
Growth Rate | Moderate |
Flower Attributes | Flowers for Cutting, Fragrant, Long Bloom Season, Showy Flowers |
Landscape Use | Border, Container |
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Design Ideas | This is a highly versatile small shrub for the front of sunny beds and borders. Ideal as a single specimen or in groups of three or more. Excellent choice for late-summer color in compositions featuring lower growing, shrubbier herbs and woody perennials. Great for along white picket fences or to flesh out raised planters. Small enough to fit nicely into city gardens and town-house yards. |
Flower Color | Purple |
Foliage Color | Gray-green |
Companion Plants | Blanket Flower (Gaillardia); Black-Eyed Susan (Rudbeckia); Blue Fescue (Festuca); Shasta Daisy (Chrysanthemum); Coneflower (Echinacea) |
Care | Thrives in average, well-drained soils. Water deeply, regularly during the first growing season to establish an extensive root system. Once established, reduce frequency; tolerates mild drought. Apply fertilizer in spring. Remove spent blooms for a neat appearance. Prune back annually to promote vigorous new growth. |
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This Plant's Growing Zones: 5-9

Your USDA Cold Hardiness Zone: 7
Good to grow!
Buy Online
Your plant(s) will ship to the garden center you choose as soon as they meet our quality standards and the garden center schedules a shipment. This can be as little as 21 days, but may take longer depending on the plant growth and your garden center's scheduled shipments.
Buy Locally
This plant may be available in these stores:
Due to the seasonal nature of plants, availability at your local garden center is not guaranteed. Give them a call before visiting.
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Lowe's 360 East Main Street
Hendersenville, Tennessee 37075 -
Lowe's 1301 Nashville Pike
Gallatin, Tennessee 37066 -
Bates Nursery & Garden Center 3810 Whites Creek Pike
Nashville, Tennessee 37207
About Us
Monrovia grows beautiful plants for every region
We have been pioneers and craftsmen in the art of growing plants for nearly
100 years. Since our founding in Southern California by Harry E. Rosedale, Sr.
in 1926, we have been absolutely dedicated and obsessed with quality.
We have been pioneers and craftsmen in the art of growing plants for nearly 100 years. Since our founding in Southern California by Harry E. Rosedale, Sr. in 1926, we have been absolutely dedicated and obsessed with quality.