Eucalyptus andrewsii

RHS Plant Profile
New England blackbutt

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Trees

Large evergreen tree endemic to north eastern New South Wales and Queensland, about 45m tall, with rough greyish-brown bark on the trunk and main branches. Rounded bluish-green or greyish-green juvenile leaves are followed by aromatic lance-shaped adult foliage, and white flowers appear from late summer to winter followed by cup-shaped woody fruits

Position

Full sun

Soil Types

Loam, Sand

Max Height

Higher than 12 metres

Max Spread

wider than 8 metres

Size

Time to Maturity
20–50 years
Max Spread
wider than 8 metres
Max Height
Higher than 12 metres

Growing Conditions

Loam Sand
Moisture
Well–drained or Moist but well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun
Aspect
South–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)
H3

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
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

In mild counties and frost-free areas, grow in well-drained, neutral to acid soil, in full sun with shelter from winds. See eucalyptus cultivation

Propagation

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

Suggested planting locations and garden types

  • Architectural
  • Mediterranean climate plants
  • Sub-tropical

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