Eucalyptus caesia

RHS Plant Profile

gungurru

Trees

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Very ornamental evergreen tree about 10m tall, endemic to Western Australia, with smooth, reddish-brown, peeling bark. Slender, pendulous reddish stems, flower buds and fruit are covered in a striking white waxy bloom. Glossy, green juvenile heart-shaped leaves, to 8cm long are followed by grey-green adult lance-shaped leaves to 14cm long. Clusters of pendent pink flowers appear late winter, followed by urn-shaped woody fruit

Position

Full sun

Soil Types

Loam, Sand

Max Height

8-12 metres

Max Spread

2.5-4 metres

Size

Time to Maturity: 5–10 years
Max Spread: 2.5-4 metres
Max Height: 8-12 metres

Growing Conditions

Loam Sand

Moisture: Moist but well–drained or Well–drained
pH: Acid or Neutral

Position

Full sun

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): H2

Colour & Scent

Fragrance Foliage

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Myrtaceae
Native to GB/Ireland: No
Foliage: Evergreen
Habit: Pendulous weeping
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: Correct
Plant Range: Western Australia

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
Cottage and informal garden
Mediterranean climate plants
Sub-tropical

Pruning

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

Pests

May be susceptible to eucalyptus gall wasp and eucalyptus sucker

Diseases

May be susceptible to silver leaf, oedema and honey fungus