Downy oak (Quercus pubescens)

Downy oak

Also known as: Durnest, Pubescent oak

Downy oak (Quercus pubescens) is a deciduous tree that will grow from 12 to 18 m tall and have a 6 to 12 m spread. The oval acorns provide food for small animals and birds. Thrives in full sun and prefers rich, moist, well-drained soil. Tolerates low humidity and dry summer conditions. Native to southern Europe and Asia, it may be affected by oak wilt, chestnut blight or powdery mildew.

Scientific classification

Species

Downy oak (Quercus pubescens)

Beeches, walnuts, and allied trees

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Perennial

Lifespan

20 m

Plant Height

6 m to 12 m

Spread

Green, Gray

Leaf Color

Yellow, Green

Flower Color

Deciduous

Leaf type

5 - 35 ℃

Ideal Temperature

Images of Downy oak

Distribution of Downy oak

Distribution Map

Downy oak is a plant primarily native to the temperate regions of Europe and the western parts of Asia. It has been introduced and can now be found in parts of central Europe. The species has adapted to diverse ecological conditions and, over time, has also been cultivated beyond its natural range.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Woods, dry hills

Hemisphere Trend Curve

Northern

Sorthern

Toxicity

Downy oak contains urushiol and poses a moderate toxicity risk to humans, cats, and dogs. Ingestion or skin contact can cause gastrointestinal distress or dermatitis. Symptoms for all species include nausea, vomiting, diarrhea, itching, and redness. Immediate veterinary care is advised if poisoning is suspected to ensure health and safety.

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Care Guide for Downy oak

Every 3 weeks

Water

Full sun

Sunlight

5 - 35 ℃

Ideal Temperature

Garden Soil

Soil Type

Water: Downy oak thrives with deep root systems suited for infrequent but thorough watering, requiring irrigation every three weeks. It prefers well-drained soil to avoid over-saturation and benefits from natural rainfall, requiring no additional watering during dormancy.

Fertilize: For downy oak, spring fertilization with a balanced, slow-release fertilizer promotes growth. Use high nitrogen during active growth for leaf development, applying modest amounts annually to prevent over-fertilization. Withhold fertilization in winter dormancy, follow dosage instructions, and monitor soil health for optimal downy oak care.

Pruning: Prune downy oak in early spring by removing damaged branches and thinning overcrowded limbs to improve air circulation and sunlight. Trim lower branches for a defined trunk, enhancing its appearance and resilience against pests and diseases.

Propagation: Downy oak thrives in diverse conditions, making it ideal for various horticultural settings. For propagation, collect and sow healthy acorns immediately to maintain viability. Protect germinated saplings from extreme weather and pests during establishment, providing minimal intervention as they grow.

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