Phellodendron amurense
Amur cork tree
A deciduous tree, up to around 15m high, with a broadly spreading habit, and thick corky bark when mature. Leaves are glossy and aromatic, and divided into up to 13 green leaflets that turn clear yellow in autumn. Clusters of small green flowers are produced in summer; if pollinated these are followed by small round black berries. Winter buds are coated with fine silvery hairs
Size
Ultimate height
Higher than 12 metresTime to ultimate height
10–20 yearsUltimate spread
Wider than 8 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Green | Green | ||
| Autumn | Green Yellow | Black | ||
| Winter |
Position
- Full sun
Aspect
South–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H7Botanical details
- Family
- Rutaceae
- Native to GB / Ireland
- No
- Foliage
- Deciduous
- Habit
- Spreading branched
- Name status
Correct
- Plant range
- E Asia
How to grow
Cultivation
Grow in deep, fertile, well-drained soil in full sun, thrives in areas with hot summers. Young growth can be damaged by late frosts. Needs plenty of space. Plant male and female plants together to ensure berries
Propagation
Propagate by seed or by heeled semi-ripe cuttings in summer
Suggested planting locations and garden types
- Architectural
- Cottage and informal garden
- Low Maintenance
Pruning
Minimal pruning required, see pruning group 1
Pests
Generally pest-free
Diseases
Generally disease-free
Get involved
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.