water oak

Also known as: North American barren oak; North American black oak; possum oak

A large deciduous tree to 25m. It has green leaves of a very variable shape - generally narrow but with any arrangenment of a few lobes and/or points. They become yellow-brown before faling late. The acorns have only a shallow cup

water oak

Scientific classification

Species
water oak (Quercus nigra)
Genus
Quercus
Family
Fagaceae
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Toxicity
Trees
Plant type
Higher than 12 metres
Height
wider than 8 metres
Spread
Deciduous
Foliage
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Habit
Autumn · Spring · Summer
Season of interest
Full sun
Sunlight
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Ideal temperature

water oak pictures

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Distribution of water oak

Distribution map

Southeastern USA

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Culture

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Toxicity

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Quick identification of water oak

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water oak care guide

Deep watering during dry spells, allowing slight surface drying between soakings
Watering
Full sun
Sunlight
Information to be completed
Ideal temperature

Watering

Deep watering during dry spells, allowing slight surface drying between soakings

Fertilizing

Balanced shrub or tree feed once each early spring

Pruning

Little pruning is needed. Remove diseased, damaged, crowded or crossing shoots and unwanted growth. Timing depends on the plant: generally late winter or early spring; plants prone to bleeding and deciduous magnolias need different timing, and deciduous azaleas and lilacs are pruned after flowering.

Propagation

Propagate by hardwood cuttings in autumn or by sowing seed soon after it drops. For more advice see propagating from seed (tree/shrub

Growing

Suited to large gardens and parkland. Grow in any well-drained but moisture-retentive soil in good light. For more advice see tree cultivation

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Common pests and diseases

Diseases

May be susceptible to powdery mildews and honey fungus

Pests

May be susceptible to oak processionary moth, aphids, caterpillars, leaf-mining moths and oak gall wasps

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