Quercus robur, commonly known as English oak, is a large, deciduous tree native to Europe, Western Asia, and parts of North Africa. This white oak species thrives in full sun and prefers moist, well-drained soils, though it adapts well to a wide range of soil conditions, including alkaline and dry sites. English oak is known for being low-maintenance, but it is susceptible to powdery mildew in humid climates. White oaks are known to be less susceptible to Oak Wilt. Prune in the dormant season to prevent attracting beetles that may spread oak wilt. Several cultivars are available, including the columnar 'Fastigiata,' which is a popular choice for smaller spaces. Quercus robur drops large acorns and a significant number of leaves, with the heaviest shedding in the fall.
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Planting Site and Native Range
Planting Site
Parks, Highway, Residential, Wide Median
Management Notes
Management Notes
Acorns can be a litter issue in some years
Tree Characteristics
Growth Rate
Slow (less than 30cm per year)
Width
14 - 20m
Height
15 - 20m
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.