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PlantSnap
Plant Care
Oregon grape
(Berberis aquifolium)
Also Known As
Oregon grape, Mahonia, Holly-leaved barberry
About This Plant
Berberis aquifolium is a species of flowering plant in the family Berberidaceae. It is an evergreen shrub that typically grows to a height of 1–3 m (3.3–9.8 ft) tall. The plant has yellow flowers that bloom from mid-spring to early summer, followed by blue-black berries in late summer to early autumn. It is native to western North America and is commonly known as Oregon grape, holly-leaved barberry, or mountain grape.
Plant Care Instructions
Outdoor Size Range
3-10 feet (0.91-3.05 m)
Light Requirements
Berberis aquifolium prefers partial shade to full shade, but can tolerate full sun in cooler climates.
Humidity Needs
Berberis aquifolium prefers moderate to high humidity levels.
Fertilizing Schedule
Fertilize in the spring with a balanced fertilizer.
Pruning Guidelines
Prune in late winter or early spring to shape the plant and remove any dead or damaged branches.
Common Pests and Diseases
Common pests include aphids, spider mites, and scale insects. The plant is also susceptible to fungal diseases such as rust and powdery mildew.
Indoor Size Range
36-48 inches (91-122 cm)
Watering Schedule
The plant prefers moist, well-drained soil. Water regularly, especially during dry periods.
Temperature Range
The plant can tolerate a wide range of temperatures, from -20°C (-4°F) to 30°C (86°F).
Growing Season
The growing season for Berberis aquifolium is from spring to fall.
Growing Difficulty Level
Berberis aquifolium is relatively easy to grow and care for.
USDA Hardiness Zones
USDA hardiness zones 5-9
Did You Know?
Berberis aquifolium is the state flower of Oregon, USA.
