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Eucalyptus gunnii AGM

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© RHS 1988

Characteristics

Plant type

Tree

Habit

Columnar/Upright

Resilience

Hardiness

H5 (hardy - cold winter)

Colour

Flower

White in Summer

Foliage

Green and Grey/Silver in Autumn, Spring, Summer and Winter

Stem

Brown , Cream and Grey/Silver in

Size

Ultimate height

Higher than 12 metres

Ultimate spread

wider than 8 metres

Time to ultimate height

10-20 years


Preferred common name

cider gum

Family

Myrtaceae


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

E. gunnii is a large evergreen tree with peeling cream and brown bark. Juvenile foliage bright glaucous-blue, rounded; adult leaves elliptic or sickle-shaped, grey-green. Flowers white, in small clusters

Other common names

  • cider tree
  • Tasmanian cider tree

How to grow

Sunlight

  • Full sun

Aspect

  • North-facing, East-facing, South-facing or West-facing
  • Sheltered

Cultivation

Grow in slightly acidic soil with full sun and shelter when young

Soil

  • Well-drained, Moist but well-drained or Poorly-drained
  • Acid or Neutral
  • Chalk, Clay, Sand or Loam

Propagation

Propagate by seed

Suggested planting locations and garden types

Sub-tropical, Patio/Container Plants or Architectural


How to care

Pruning

Pruning group 1. For best juvenile foliage prune as pruning group 7. Restrictive pruning may be necessary under glass

Pests

Suckers may be a problem

Diseases

May be affected by silver leaf and oedema