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Eucalyptus alba

white gum

Fast-growing, evergreen tree, about 15m tall, native to the tropical northern Australia, with smooth powder-white bark that becomes pale salmon pink when outer bark layers are shed, aromatic mid to dark green lance-shaped leaves, and 7 creamy-white flowers in clusters from late winter to spring, followed by rounded to cone-shaped woody fruits

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Size
Ultimate height
Higher than 12 metres
Time to ultimate height
5–10 years
Ultimate spread
Wider than 8 metres
Growing conditions
Loam
Sand
Moisture
Well–drained, Moist but well–drained
pH
Acid, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring White Green
Summer Green
Autumn Green
Winter White Green
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Sheltered
Hardiness
H2
Botanical details
Family
Myrtaceae
Native to GB / Ireland
No
Foliage
Evergreen
Habit
Spreading branched
Genus

Eucalyptus are evergreen trees or large shrubs, often fast-growing, some with attractive bark, most with aromatic foliage, and clusters of small, white, yellow or red flowers

Name status

Unresolved

How to grow

Cultivation

Outdoors grow in fertile neutral to acid soil in full sun with shelter from cold winds. Grow tender species outdoors in mild or frost-free counties only or in a greenhouse/conservatory. See eucalyptus cultivation

Propagation

Propagate by seed at 13-18°C in spring and summer

Suggested planting locations and garden types
  • Architectural
  • Coastal
  • Mediterranean climate plants
  • Sub-tropical
  • Conservatory and greenhouse
Pruning

Pruning group 1, or for the best display of juvenile foliage use Pruning group 7. Will need restrictive pruning under glass. See Eucalyptus: pruning

Pests

May be susceptible to eucalyptus gall wasp and eucalyptus sucker

Diseases

May be susceptible to silver leaf, oedema and honey fungus

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