Eucalyptus gregsoniana

RHS Plant Profile
Wolgan snow gum

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Wolgan snow gum RHS
Wolgan snow gum RHS

Synonyms

Eucalyptus pauciflora var. nana

Trees Shrubs
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A slightly tender evergreen spreading shrub with long blue-green to grey-green leaves that become narrower and red-edged as they mature. The shoots are a vibrant red on the side exposed to the sun. Flowers are white and appear in clusters in late spring and early summer

Position

Full sun

Soil Types

Chalk, Clay, Loam, Sand

Max Height

4-8 metres

Max Spread

4-8 metres

Size

Time to Maturity
20–50 years
Max Spread
4-8 metres
Max Height
4-8 metres

Growing Conditions

Chalk Clay 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)
H5
Drought Resistance
Yes

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Myrtaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Bushy
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
Australia

How to Grow

Cultivation

Grow in fertile, neutral to slightly acid soil that does not dry out, in full sun and sheltered from cold, drying winds. See eucalyptus cultivation

Propagation

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

Suggested planting locations and garden types

  • Cottage and informal garden
  • Cut flowers

Pruning

Pruning group 1 or, for young specimens giving the best display of juvenile foliage, Pruning group 7

Pests

May be susceptible to eucalyptus sucker

Diseases

May be susceptible to silver leaf, oedema and honey fungus