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TreesSynonym

Eucalyptus citriodora

lemon-scented gum

Fast-growing, large tree reaching about 30-40m tall in the wild, with smooth, creamy-white, sometimes pinkish bark and strongly lemon-scented, very slender yellowish-green adult leaves to 16cm long. Clusters of 3 white flowers are produced throughout the year but mainly in winter

Other common names

citron-scented gum
lemon-scented eucalyptus

Synonyms

Eucalyptus citriodora

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Ultimate height

Higher than 12 metres

Time to ultimate height

20–50 years

Ultimate spread

Wider than 8 metres

Clay

Loam

Sand

Moisture

Moist but well–drained

pH

Acid, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

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)

Botanical details

Family: Myrtaceae
Native to GB / Ireland: No
Foliage: Evergreen
Habit: Spreading branched
Genus: A genus of around 100 species of evergreen trees, native to Australia, with green foliage, peeling bark and masses of bright red, pink or orange flowers
Name status: Correct
Plant range: Australia

How to grow

Cultivation

In mild counties and frost-free areas, grow in neutral to acid soil that doesn't dry out, in full sun with shelter from winds; in frost-prone areas, grow in a cool or temperate greenhouse, in a mix of lime-free potting compost and grit, in full light with good ventilation. Water freely in spring and summer and apply a general fertiliser monthly, water sparingly in winter. 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
Mediterranean climate plants
Conservatory and greenhouse
Cut flowers

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

Pests

May be susceptible to eucalyptus gall wasp and eucalyptus sucker

Diseases

May be susceptible to silver leaf and oedema

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