Lemon-scented gum - Corymbia citriodora (Care, Characteristics, Invasive, Images)

Lemon-scented gum

Also known as: Lemon eucalyptus

Lemon-scented gum (*Corymbia citriodora*) is a very tall species of tree native to northern and eastern Australia. The essential oil produced from the plant is enjoyed for its scent and is also incorporated into insect repellents. King's Park in Perth, Australia features perhaps the most famous stand of lemon-scented gum trees.

Scientific classification

Species

Lemon-scented gum (Corymbia citriodora)

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Perennial

Lifespan

Tree

Plant Type

Spring, Summer, Fall

Bloom Time

Mid fall, Late fall, Early winter

Harvest Time

28 m

Plant Height

4 m to 15 m

Spread

Green

Leaf Color

Brown

Fruit Color

White, Yellow, Cream

Flower Color

Silver, White

Stem Color

Images of Lemon-scented gum

Distribution of Lemon-scented gum

Distribution Map

Although the lemon-scented gum is only native to Australia, It was introduced into China, the United States and some countries in Africa. The lemon-scented gum grows in forests, woodlands, and subtropical areas. In these areas, the lemon-scented gum have been cultivated for ornamental value and for revegetation purposes.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Heavy soils, coastal regions

Hemisphere Trend Curve

Northern

Sorthern

Culture

Garden Use

Lemon-scented gum is a popular container plant or garden tree prized for its broad, lemon-scented leaves. As a potted plant, it is used as a fragrant decoration, often mixed in with other container plants. It's often used in winter gardens due to its late blooming time. Plant periwinkle, lavender, and St. John's Wort for a splash of color.

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Quickly Identify Lemon-scented gum

Towering height exceeding 100 feet (30 meters).

Smooth bark varying from powdery white to mottled, peels in late summer to fall.

Vibrant yellow-green narrow foliage emitting a lemony scent when crushed.

Produces small white flowers in trios from mid to late winter.

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Care Guide for Lemon-scented gum

Every 1-2 weeks

Water

Full sun

Sunlight

20 - 41 ℃

Ideal Temperature

Garden Soil

Soil Type

Water: Lemon-scented gum thrives in arid conditions with significant drought tolerance, requiring minimal water intake. Watering once every 1-2 weeks is sufficient. As an evergreen plant, it retains leaves year-round, aiding in water conservation during dry seasons.

Fertilize: Fertilize lemon-scented gum with high-nitrogen formulas every 6-8 weeks in spring and summer to enhance foliage. After deep watering, monitor to avoid over-fertilization. Reduce feeding in dormancy and consider annual feeding for mature plants. Use gloves and wash hands after handling fertilizers.

Pruning: Lemon-scented gum features a tall, smooth white trunk with lemon-scented foliage. Prune in early to late winter to remove dead or crossing branches, enhance air circulation, and stimulate growth. Clean cuts prevent disease, improving the plant's health, aesthetics, and overall resilience.

Propagation: Lemon-scented gum propagates best in Spring via cutting and layering, with moderate difficulty. Successful propagation is signified by new leaf growth. Well-drained soil and consistent moisture enhance root development.

Repotting: Repot lemon-scented gum every 2-3 years in spring using a large container and well-draining soil. Ensure consistent watering for recovery, and perform regular pruning to manage size and shape, promoting health in this stately tree.

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