Overview
Mahonia oiwakensis subsp. oiwakensis 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 oiwakensis subsp. oiwakensis 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 oiwakensis subsp. oiwakensis is an evergreen shrub belonging to the Berberidaceae family. It features tough, pinnate, leathery leaves often edged with spines, contributing to its bushy, upright or spreading habit. In spring and summer, it produces clusters of yellow flowers that may be pleasantly fragrant, followed by dark berries. This cultivar thrives best in partial shade with a north-facing aspect, preferring fertile, moist but well-drained loam soil of neutral pH in a sheltered position. It is hardy to UK zone H7 and is suitable for use as groundcover, in woodland gardens, or as a border structure.
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 oiwakensis subsp. oiwakensis 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 oiwakensis subsp. oiwakensis
- 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 oiwakensis subsp. oiwakensis?
Mahonia oiwakensis subsp. oiwakensis prefers partial shade. It suits sheltered positions.
What soil does Mahonia oiwakensis subsp. oiwakensis need?
Mahonia oiwakensis subsp. oiwakensis grows best in loam soil. It prefers neutral soil. Aim for soil that stays moist but well-drained.
Is Mahonia oiwakensis subsp. oiwakensis hardy in the UK?
Mahonia oiwakensis subsp. oiwakensis 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 oiwakensis subsp. oiwakensis?
Semi-ripe cuttings, seed.
More in the Mahonia genus
- MahoniaOregon grape
- Mahonia pumiladwarf Oregon grape
- Mahonia x wagneri
- Mahonia 'Pan's Peculiar'Oregon grape 'Pan's Peculiar'
- Mahonia aquifolium Darhil ('Hillary')
- Mahonia conferta
- Mahonia volcania