Berberis gagnepainii
Black Barberry
Family |
Beberidaceae |
Genus |
Berberis |
Species |
gagnepainii |
Category |
Woody |
Type |
Shrub (deciduous) |
Pronunciation |
USDA Hardiness Zone |
5 |
Canadian Hardiness Zone |
4 - 6a |
RHS Hardiness Zone |
H7 |
Temperature (°C) |
-29 - (-23) |
Temperature (°F) |
-20 - (-10) |
Height |
5 m |
Spread |
3 m |
Cultivation |
Will thrive in any soil type that is not waterlogged, and should be grown in full sun. |
Growth |
Medium |
Pests |
The bacteria Pseudomonas berberidis may cause black spots on leaves, and the berberry aphid (Liosomaphis berberidis) may also be a problem. |
Bark/Stem Description |
Stems are clustered and yellow, spotted dark brown. |
Leaf Description |
Leaves are matt grey-green above and glossy yellow-green beneath, growing to 4 x 2 cm. |
Flower Description |
Flowers are bright yellow, appearing in clusters of 7. |
Fruit Description |
Fruit is purple-black and ovoid, growing to 1 cm. |
Propagation |
Propagate by seed (although offspring may be variable), or by cuttings. |