iron oak
Also known as: post oak; rough white oak
A slow-growing small to medium-sized deciduous tree eventually reaching 12m. The rich green leaves have deep rounded lobes and the first two are often so prominent that there is a crucifix-like appearance. The feel of them is rough due to short hard hairs all over. The autumn colour can be a good dark gold-bronze

Scientific classification
- Species
- iron oak (Quercus stellata)
- Genus
- Quercus
- Family
- Fagaceae
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- Toxicity
- Trees
- Plant type
- 8-12 metres
- Height
- 4-8 metres
- Spread
- Deciduous
- Foliage
- Information to be completed
- Habit
- Autumn · Spring · Summer
- Season of interest
- Full sun
- Sunlight
- Information to be completed
- Ideal temperature
iron oak pictures
Distribution of iron oak
Distribution map
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Culture
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Toxicity
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Quick identification of iron oak
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iron 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 semi-ripe cuttings in late summer or seed, soon after it drops. For more advice see our information on how to propagate 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 information 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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