Eucalyptus nicholii

RHS Plant Profile
Nichol's willow-leafed peppermint

Other common names

narrow-leaved black peppermint

Trees

A vigorous tree growing to 18m with an open, rounded crown, weeping branches and brown, fissured bark. Linear, pendent juvenile grey-green leaves to 7cm long and narrow adult leaves to 13cm long, are borne on red stems and release a peppermint scent when crushed. Umbels of, typically seven, white flowers are produced in autumn, followed by rounded to bell shaped woody fruits

Position

Full sun

Soil Types

Loam, Sand

Max Height

Higher than 12 metres

Max Spread

4-8 metres

Size

Time to Maturity
10–20 years
Max Spread
4-8 metres
Max Height
Higher than 12 metres

Growing Conditions

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

Position

Full sun
Aspect
West–facing or South–facing
Exposure
Sheltered
Hardiness
H5

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
Correct
Plant Range
Australia (NS Wales)

How to Grow

Cultivation

Prefers neutral to slightly acidic soil that does not dry out, but will tolerate most soil types. Requires a sunny situation with shelter 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

  • Architectural
  • Cottage and informal garden
  • Mediterranean climate plants

Pruning

Pruning group 1 or, for best juvenile foliage, pruning group 7 For more information 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