Mahonia
Oregon Grape
Mahonia are evergreen, Winter-flowering shrubs with leathery, shiny, sometimes spine-toothed (like holly leaves), pinnate leaves and spires or clusters of small and globular or bell-like flowers, sometimes fragrant, that are often followed by purple or black berries and clustered racemes of sometimes fragrant yellow flowers, sometimes followed by black or purple berries. Some varieties bloom in Autumn through Winter, and some flower in Spring.
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Partial shade
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Very little water
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Full Frost Hardy: 5F (-15°C)
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Moist and free draining
Common name
Oregon Grape
Latin name
Mahonia
type
Trees or Shrubs
family
Berberidaceae
ph
5.0 - 8.5 Acid - Neutral
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Light
Partial shade
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Frost
Full Frost Hardy: 5F (-15°C)
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Soil
Moist and free draining
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Water
Very little water
Plant & bloom calendar
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Best time to plant
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When the plant will bloom
full grown dimensions
1.50 M
1.50 M
Mahonia
Mahonia are evergreen, Winter-flowering shrubs with leathery, shiny, sometimes spine-toothed (like holly leaves), pinnate leaves and spires or clusters of small and globular or bell-like flowers, sometimes fragrant, that are often followed by purple or black berries and clustered racemes of sometimes fragrant yellow flowers, sometimes followed by black or purple berries. Some varieties bloom in Autumn through Winter, and some flower in Spring.
Planting Outdoors spring
From Early Spring TO Late Spring
Plant out container grown plants in a well drained site and water in.
Planting Outdoors autumn
From Early Autumn TO Late Autumn
Plant out container grown plants in a well drained site and water in.
Flowering
From Late Autumn TO Late Spring
Some mahonias are Spring flowering, and some flower in Autumn through to Winter
Propagation by cuttings
From Late Summer TO Mid Autumn
Semi hard wood cuttings are taken from the current years growth from late summer to mid autumn the bottom of the cuttings is hard and soft on the top. With a sharp knife take a cutting of about 14 cms, remove lowest leaves, dip end into rooting hormone, and place round the edge of a pot filled with a suitable compost, water well, they must remain moist till rooted, place under glass but in semi shade.
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