Berberis aquifolium
Oregon Grape Holly
Family |
Berberidaceae |
Genus |
Berberis |
Species |
aquifolium |
Category |
Woody |
Type |
Shrub (evergreen) |
Synonyms |
Mahonia aquifolium (Name changed to Berberis aquifolium in 2019) |
USDA Hardiness Zone |
4-7 |
Canadian Hardiness Zone |
5 |
RHS Hardiness Zone |
H7 |
Height |
2 m |
Spread |
2 m |
Landscape |
Used as a foundation plant, shrub border and as a specimen. Desirable for spring bloom, high quality summer foliage and blue fruit in autumn. |
Growth |
Slow |
ID Characteristic |
Inner yellow bark, evergreen, pinnately compound leaves, bright yellow flowers in clusters and blue-black fruit. |
Pests |
Leaf rusts, leaf spots, barberry aphid, scale, leaf scorch and whitefly. |
Flower/Leaf Bud Description |
Rather small, except for the terminal which is ovoid with half-a-dozen exposed scales. |
Leaf Description |
Compound pinnate, alternate, evergreen and 16 - 30 cm long. Lustrous dark green above, extremely stiff and leathery, rarely dull and usually turns purple in the winter. |
Flower Description |
Borne in fascicled, erect, 5 - 7.5 cm long and are bright yellow in colour. |
Fruit Description |
True berry, rounded and blue-black in colour. |
Colour Description |
Leaves are reddish bronze when unfolding, changing to light, glossy yellow-green and finally a lustrous dark green in the summer. Leaves are purplish bronze in autumn and winter. |
Ethnobotanical Uses (Disclaimer) |
The Plateau Indian tribes in British Columbia, Canada used it for food and to treat indigestion. |