Mahonia (Oregon grape) — Bushy, upright or spreading

Overview

Mahonia is a bushy, upright or spreading shrubs in the genus Mahonia, part of the Berberidaceae family, with evergreen, leathery, pinnate leaves, often spine-toothed foliage. Mahonia grows best in partial shade, and tolerates loam soils and neutral pH. Its UK hardiness is rated H7. Suggested uses include groundcover, woodland garden and border structure.

About

Mahonia is a formerly accepted genus of approximately 70 species of shrubs or, rarely, small trees with evergreen leaves in the family Berberidaceae, native to eastern Asia, the Himalaya, North America, and Central America. They are closely related to the genus Berberis and as of 2023 the majority of botanical sources list it as a synonym for Berberis.

Growing conditions

Best soil and position for Mahonia

Sunlight: Partial shade
Soil type: Loam
Soil pH: Neutral
Soil moisture: Moist but well-drained
Aspect: North-facing
Exposure: Sheltered
UK hardiness: H7

Plant details

Mahonia size, habit and characteristics

Plant type: Shrubs
Habit: Bushy, upright or spreading
Foliage: Evergreen, leathery, pinnate leaves, often spine-toothed
Suggested uses: Groundcover, woodland garden, border structure

Care notes

Pruning and caring for Mahonia

Propagation: Semi-ripe cuttings, seed
Pest resistance: Generally pest-free
Disease resistance: Generally disease-free

Frequently asked questions

Where is the best place to plant Mahonia?

Mahonia prefers partial shade. It suits sheltered positions.

What soil does Mahonia need?

Mahonia grows best in loam soil. It prefers neutral soil. Aim for soil that stays moist but well-drained.

Is Mahonia hardy in the UK?

Mahonia has an RHS hardiness rating of H7, meaning it is fully hardy throughout the UK, tolerating temperatures below -20°C.

How do I propagate Mahonia?

Semi-ripe cuttings, seed.

More in the Mahonia genus

Browse all Mahonia →