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Trees

Itoa orientalis

Semi-evergreen to evergreen tree about 17m tall, with pale grey to creamy coloured bark and hairy branchlets. Oval, leathery, dark green leaves are 40cm long or more. Produces panicles of yellowish male flowers and single female flowers on the same tree, during summer, followed by large yellow or reddish, ovoid fruits that release winged seeds

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Ultimate height

Higher than 12 metres

Time to ultimate height

10–20 years

Ultimate spread

Wider than 8 metres

Loam

Moisture

Moist but well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun
Partial shade

Aspect

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: Salicaceae
Native to GB / Ireland: No
Foliage: Semi evergreen or Evergreen
Habit: Spreading branched
Name status: Correct
Plant range: China to Vietnam

How to grow

Cultivation

In mild and frost-free areas, grow in well-drained, neutral to acid soil, in full sun in a warm, dry position such as a courtyard or against a south-facing or west-facing wall; in frost-prone areas, grow in a cool or temperate greenhouse, in a mix of peat-free potting compost and grit, in full light and low humidity. Water moderately during the growing season and sparingly in winter

Propagation

Propagate by seed or by semi-ripe cuttings with bottom heat in summer

Suggested planting locations and garden types

Architectural
Coastal
Cottage and informal garden
Mediterranean climate plants

Pruning

Pruning group 1 (little or no pruning of trees and shrubs)

Pests

May be susceptible to glasshouse red spider mite if grown under glass

Diseases

Generally disease-free

Get involved

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