white oak
Also known as: American white oak; Quebec oak
A large, vigorous deciduous tree with a pyramidal shape when young developing into a wider tree with a more rounded crown as it matures. Bark is greyish-white and yellow-green insignificant catkins appear in spring prior to the foliage. Foliage emerges pink, changing to dark green then reddish brown in the autumn. Brown acorns appear in the autumn

Scientific classification
- Species
- white oak (Quercus alba)
- Genus
- Quercus
- Family
- Fagaceae
- Information to be completed
- Toxicity
- Trees
- Plant type
- Higher than 12 metres
- Height
- 4-8 metres
- Spread
- Deciduous
- Foliage
- Bushy
- Habit
- Autumn · Spring · Summer · Winter
- Season of interest
- Full sun · Partial shade
- Sunlight
- 15 – 25 °C
- Ideal temperature
white oak pictures
Distribution of white oak
Distribution map
Canada, USA
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Culture
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Toxicity
Information to be completed
Quick identification of white oak
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white oak care guide
- Deep watering during dry spells, allowing slight surface drying between soakings
- Watering
- Full sun · Partial shade
- Sunlight
- 15 – 25 °C
- 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 seed, sowing as soon as ripe, in a coldframe or grafting in mid-autumn or early winter
Growing
Grow in deep, fertile, well-drained soil. A fast growing spreading deciduous tree. Requires lime free 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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