Berberis, Japanese Barberry 'Concorde'

Berberisthunbergii

Family
Berberidaceae (bear-ber-id-AY-see-ee)
Genus
Berberis (BUR-bur-is)
Species
thunbergii (thun-BERG-ee-eye)
Synonym
Berberis thunbergii var. atropurpurea
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Grown for foliage
Deciduous
This plant is resistant to deer
Smooth
Height
18-24 in. (45-60 cm)
Spacing
24-36 in. (60-90 cm)
Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
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)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
Danger
Plant has spines or sharp edges; use extreme caution when handling
Bloom Color
Bright Yellow
Inconspicuous/none
Bloom Time
Mid Spring
Other Details
Category
Shrubs
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Burgundy/Maroon
Where to Grow
Bloom Characteristics
Bloom Size
Other details
May be a noxious weed or invasive
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
Propagation Methods
By dividing the rootball
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
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting
Allow unblemished fruit to ripen; clean and dry seeds
Properly cleaned, seed can be successfully stored
Regional

This plant is said to grow outdoors in the following regions:

Braselton, Georgia

South Jordan, Utah

Palmyra, Virginia

Dallas, Wisconsin

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Gardener's Notes:

1
positive
0
neutral
0
negative
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J
J
| January 2011 | positive

I have been growing Berberis thunbergii 'Concord' & 'Bailone' in my zone 3 garden in Edmonton, Alberta, Canada for about 3 years now. I ...Read More

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