Mahonia Plant Care
Description
Mahonia, or Oregon grape, is an evergreen shrub notable for its ornamental leaves and yellow flowers.
Origin
Native to North America and Asia.
Popularity
Valued for its decorative foliage and berries, often used in landscaping.
Growing Conditions
Sunlight
Partial to full shade
Temperature
Prefers mild climates, hardy in USDA zones 5-9
Soil
Well-drained soil, slightly acidic to neutral pH 5.0-7.0
Other Conditions
Thrives in woodland settings, with some drought tolerance once established.
Care Guide
Watering
Water regularly until established, thereafter drought tolerant but prefers moisture
Fertilizing
Feed with a general-purpose fertilizer in early spring
Pruning
Prune after flowering to maintain shape and remove dead wood
Seasonal Maintenance
Apply mulch in spring to retain moisture and suppress weeds.
Common Issues
Pests
Description: Leaf miners and aphids.
Prevention: Encourage beneficial insects and keep plants healthy.
Treatment: Spray insecticidal soap or neem oil as needed.
Diseases
Description: Powdery mildew and rust.
Prevention: Ensure good air circulation and avoid overhead watering.
Treatment: Use fungicidal sprays and remove affected leaves.
Frequently Asked Questions
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Learn more →Quick Facts
Light Needs
Partial to full shade
Water Frequency
Regular until established, then moderate
Growth Rate
Slow to moderate