northern pin oak

Also known as: Information to be completed

A large, spreading tree to 30m tall with ascending upper branches and lower branches that descend towards the ground. The deeply-lobed, glossy green leaves on slender stalks are 7-13cm long and turn a deep crimson-purple in the autumn. Insignificant yellowish-green flowers in catkins are followed by elliptic acorns with saucer-shaped cups

northern pin oak

Scientific classification

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

northern pin oak pictures

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Distribution of northern pin oak

Distribution map

Northeastern US

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Culture

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Toxicity

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Quick identification of northern pin oak

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northern pin 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 grafting in mid-autumn or early winter

Growing

Grow in deep, fertile, well-drained soil

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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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