Mahonia × media 'Underway'
Oregon grape 'Underway'
A relatively compact, evergreen shrub to 3m tall, of bushy, upright habit, with spiny pinnate dark green leaves composed of 17-21 leaflets, and small, fragrant bright yellow flowers in erect, clustered racemes, late autumn to late winter, followed by blue-black berries
Size
Ultimate height
2.5–4 metresTime to ultimate height
10–20 yearsUltimate spread
2.5–4 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Green | |||
| Autumn | Yellow | Green | ||
| Winter | Yellow | Green | Black Blue |
Position
- Full shade
- Partial shade
Aspect
South–facing or North–facing or East–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H5Botanical details
- Family
- Berberidaceae
- Native to GB / Ireland
- No
- Foliage
- Evergreen
- Habit
- Bushy
- Potentially harmful
- Berries are ornamental, not to be eaten. Wear gloves and other protective equipment when handling
- Genus
Mahonia are evergreen shrubs with leathery, pinnate leaves which are often spine-toothed, and clustered racemes of sometimes fragrant yellow flowers, sometimes followed by black or purple berries
- Name status
Accepted
How to grow
Cultivation
Good for a woodland setting in a sheltered or exposed situation with full sun or partial shade. See mahonia cultivation for further advice
Propagation
Propagate by semi-ripe cuttings
Suggested planting locations and garden types
- Cottage and informal garden
- Wildlife gardens
- Low Maintenance
- Flower borders and beds
Pruning
Pests
Generally pest-free
Diseases
Generally disease -free
Get involved
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