Quercus palustris, commonly known as the pin oak, is a native to the northeastern U.S. and southeastern Canada. Pin oak is well-suited for moist, acidic soils and is often found in lowlands, floodplains, and stream margins. It thrives in full sun and can tolerate wet and poorly drained soils, though it may be prone to chlorosis in alkaline conditions. Pin oak is a popular shade tree for lawns, streets, and parks. Notable cultivars include Crownright, which has an upright habit and avoids the need for pruning lower branches. Prune in the dormant season to prevent attracting beetles that may spread oak wilt. Quercus palustris drops a significant number of leaves and small acorns, with the heaviest shedding in the fall.
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Planting Site and Native Range
Planting Site
Naturalization, Parks, Residential, Wide Median
Management Notes
Management Notes
Acorns can be a litter issue in some years Can develop severe iron chlorosis in alkaline soils
Tree Characteristics
Growth Rate
Fast (60cm or more per year)
Width
12 - 15m
Height
15 - 21m
Soil Quantity
>30 m
Leaves
Deciduous
Insects and Diseases
Insects and Diseases
No serious or common issues in the urban environment. Wide range of pests in general for oak (Quercus) species that mainly affect its appearance slightly in minor cases. Two lined chestnut borer has been observed to attack and kill stressed Oak trees in Ontario.