Eucalyptus

Eucalyptus gunnii

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A fast-growing evergreen tree from Tasmania with distinctive blue-green aromatic foliage and smooth bark that peels to reveal cream and white inner bark. Eucalyptus gunnii is one of the hardiest eucalyptus species and produces small white flowers in late spring. This tree is popular in temperate regions as an ornamental and for its fragrant foliage.

Common Problems

Select the problem your Eucalyptus is experiencing to get a treatment guide.

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Root Rotchevron_right

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Underwateringchevron_right

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Wiltingchevron_right

Care Guide

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Light

Full sun (6+ hours daily) essential for healthy growth, dense foliage, and aromatic oil production.

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Water

Moderate water during establishment; drought-tolerant once mature. Water deeply but infrequently; allow soil to dry between waterings to prevent root issues.

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Soil

Well-draining soil is critical; tolerates poor, sandy, or gravelly soils. Does not tolerate waterlogged or clay-heavy soils.

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Fertiliser

Minimal feeding required; avoid over-fertilizing, which encourages soft growth. Light application of balanced fertilizer in spring if needed.

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Temperature

Prefers cool to temperate climates; tolerates frost down to -10°C (14°F) when established. Protect young plants from severe frost.

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Humidity

Low to moderate humidity; prefers drier conditions and excellent air circulation. Sensitive to prolonged wet foliage.

Toxicity

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Non-toxic, though leaves contain essential oils that may cause digestive upset if ingested in large quantities.

Common Diseases

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Common Pests

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Seasonal Care

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Resume regular watering and feeding as growth picks up.

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Peak growing season. Water and feed regularly.

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Reduce watering as growth slows. Stop heavy feeding.

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Minimal watering and feeding. Protect from frost if needed.