Photo by Melody

PlantFiles: Japanese Barberry
Berberis thunbergii 'Royal Cloak'

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Family: Berberidaceae (bear-ber-id-AY-see-ee) (Info)
Genus: Berberis (BUR-bur-is) (Info)
Species: thunbergii (thun-BERG-ee-eye) (Info)
Cultivar: Royal Cloak

Synonym:Berberis thunbergii var. atropurpurea

2 vendors have this plant for sale.

One member has or wants this plant for trade.

Category:
Shrubs

Height:
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)

Spacing:
4-6 ft. (1.2-1.8 m)

Hardiness:
USDA Zone 4b: to -31.6 C (-25 F)
USDA Zone 5a: to -28.8 C (-20 F)
USDA Zone 5b: to -26.1 C (-15 F)
USDA Zone 6a: to -23.3 C (-10 F)
USDA Zone 6b: to -20.5 C (-5 F)
USDA Zone 7a: to -17.7 C (0 F)
USDA Zone 7b: to -14.9 C (5 F)
USDA Zone 8a: to -12.2 C (10 F)
USDA Zone 8b: to -9.4 C (15 F)
USDA Zone 9a: to -6.6 C (20 F)
USDA Zone 9b: to -3.8 C (25 F)

Sun Exposure:
Full Sun
Sun to Partial Shade

Danger:
Plant has spines or sharp edges; use extreme caution when handling

Bloom Color:
Bright Yellow
Inconspicuous/none

Bloom Time:
Mid Spring

Foliage:
Grown for foliage
Deciduous
Burgundy
Smooth-Textured
Good Fall Color

Other details:
Average Water Needs; Water regularly; do not overwater
Self-sows freely; deadhead if you do not want volunteer seedlings next season
This plant is resistant to deer

Soil pH requirements:
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)

Patent Information:
Non-patented

Propagation Methods:
From softwood cuttings
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
By stooling or mound layering

Seed Collecting:
Remove fleshy coating on seeds before storing
Allow unblemished fruit to ripen; clean and dry seeds
Properly cleaned, seed can be successfully stored
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Click thumbnail
to view:

By Todd_Boland
Thumbnail #1 of Berberis thunbergii by Todd_Boland

By gregr18
Thumbnail #2 of Berberis thunbergii by gregr18

No details have been posted.

Regional...

This plant has been said to grow in the following regions:

Rehoboth, Massachusetts
East Port Orchard, Washington
Olympia, Washington



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