Berberis aquifolium
'Woodland King'
Woodland King Oregon Grape Holly
| Family |
| Berberidaceae |
| Genus |
| Berberis |
| Species |
| aquifolium |
| Cultivar |
| 'Woodland King' |
| Category |
| Woody |
| Type |
| Shrub (evergreen) |
| Synonyms |
| Mahonia aquifolium 'Woodland King' (Name changed to Berberis aquifolium 'Woodland King' in 2019) |
| USDA Hardiness Zone |
| 5 |
| Canadian Hardiness Zone |
| 4 - 6a |
| RHS Hardiness Zone |
| H7 |
| Temperature (°C) |
| -29 - (-23) |
| Temperature (°F) |
| -20 - (-10) |
| Height |
| 2 m |
| Landscape |
| Valuable as medium-height groundcover, however it may become invasive and should be held in check through the removal of unwanted shoots. |
| Cultivation |
| Grow in full sun, will tolerate a range of soils and climactic conditions. |
| Pests |
| Susceptible to the bacterium Pseudomonas berberidis, which causes small, purple-black spots on the leaves and can be controlled with a fungicide spray. Powdery mildew and root rot may also cause problems, and infestations by the berberry aphid (Liosomaphis berberidis) are possible. |
| Habitat |
| Horticultural origin. |
| Notable Specimens |
| Royal Botanical Gardens, Burlington, Ontario, Canada. |
| Propagation |
| Propagate by fresh seed, although hybridization is likely to occur. May also be propagated through division. |