Mahonia aquifolium
Oregon grape
M. aquifoliumis a vigorous, low, spreading, evergreen shrub with glossy green,slightly pricklyleaves becoming purplish in winter. Large clusters of yellow flowers appear in spring, followed by black berries
Synonyms
Mahonia piperianaBerberis aquifolium
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Size
Ultimate height
0.5–1 metresTime to ultimate height
5–10 yearsUltimate spread
1–1.5 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
Stem | Flower | Foliage | Fruit | |
Spring | Yellow | Green | ||
---|---|---|---|---|
Summer | Green | Black | ||
Autumn | Green | Black | ||
Winter | Green Purple |
Position
- Full shade
- Partial shade
Aspect
South–facing or North–facing or West–facing or East–facing
Exposure
Exposed or ShelteredDrought resistance
Yes Hardiness
H5Botanical details
- Family
- Berberidaceae
- Native to the UK
- No
- Foliage
- Evergreen
- Habit
- Bushy
- Genus
Mahonia are evergreen shrubs with leathery, pinnate leaves which are often spine-toothed, and clustered racemes of sometimes fragrant yellow flowers, sometimes followed by black or purple berries
- Name status
Correct
- Plant range
- W North America
How to grow
Cultivation
Tolerates a very wide range of growing conditions but does best in humus-rich, moist but well-drained soil in semi-shade
Propagation
Propagate by seed and semi-hardwood cuttings
Suggested planting locations and garden types
- Wildlife gardens
- Low Maintenance
- Banks and slopes
- Ground cover
Pruning
Pests
Generally pest free
Diseases
A rust and powdery mildews may be a problem
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