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TreesShrubs

Trochodendron aralioides from Taiwan

wheel tree from Taiwan

An evergreen shrub or tree to 10m tall, with glossy, dark green leaves, to 12cm long, arranged in spiral formation on long leaf stalks around the stems. In late spring and early summer, green, petalless flowers are produced in clusters at the tips of the shoots

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Plant nurseries
3 suppliers

Ultimate height

8–12 metres

Time to ultimate height

20–50 years

Ultimate spread

4–8 metres

Clay

Loam

Sand

Moisture

Moist but well–drained

pH

Acid, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun
Partial shade

Aspect

East–facing or North–facing or South–facing or West–facing

Exposure

Sheltered

Hardiness
Hardiness ratings
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H1a: under glass all year (>15C)
H1b: can be grown outside in the summer (10 - 15)
H1c: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20)

Botanical details

Family: Trochodendraceae
Native to GB / Ireland: No
Foliage: Evergreen
Habit: Bushy
Genus: Trochodendron is an evergreen shrub or tree which can reach a height of around 20m. Leaves are leathery dark green with yellowish-green flowers. The flowers have no petals but around 40 to 70 stamens instead. The fruit they produce is woody and star-shaped.
Name status: Correct
Plant range: Japan, Korea, Taiwan

How to grow

Cultivation

Grow in moist but well-drained, neutral to slightly acid soil in full sun or dappled shade. Shelter from cold, drying winds

Propagation

Propagate by seed sown in containers in a cold frame in autumn. Take semi-ripe cuttings in summer

Suggested planting locations and garden types

Architectural
Low Maintenance
Hedging and screens

Pruning

See pruning group 1

Pests

Generally pest-free

Diseases

Generally disease-free

Get involved

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