Quercus robur
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Common Name —— English oak
Family —————— Fagaceae
Hardiness Zone —— 5 – 8
Form ——————— large spreading tree with board crown
Height/Spread ——– 15.0 – 18.5 m / 12.0 – 18.5 m
Water ——————– medium
Soil ———————– moist; well-drained
Sunlight —————- full sun to part shade
Leaves —————— deciduous; 4 – 5 shallow round lobes; alternate; simple
Fall Colour ———— reddish-brown; showy
Flower —————— catkins; yellow-green; not showy
Fruit ——————— acorn; elongated oval; 1 to 3 inches
Bark ——————— grey trunk
Limitation ————- prone to aphids, caterpillars, leaf-mining moths, ask gall wasps and powdery mildew
Strength —————- low maintenance
Use ———————– large parking lot islands; wide tree lawn; in buffer strips beside traffics
ID ————————- shallow lobes; elongated acorns
