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Quercus suber
East Quad Ave.
The cork oak is a tall evergreen tree with a dense canopy. The bark is deeply furrowed on older specimens, and is often harvested for commercial cork.
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Botanical Name:
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Quercus suber
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Common Name:
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cork oak
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Location:
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East Quad Ave.
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Family:
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Fagaceae
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Sunset Zones:
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5-7, 8-16, 18-23, H1
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Native Range:
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Mediterranean
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Habitat:
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Coastal and inland environments. Adapted to heat, cold, aridity, and drought. Prefers slightly acid soils. Requires good drainage.
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General Habit:
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Evergreen, grow to 60-80 ft. tall, broad canopy.
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Notes:
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These cork oaks were planted around the quad in 1925. Commercial cork is harvested from thick bark. Notice on some specimens the large apple-like growths (oak galls), a result of insect activity. Oak galls rarely harm the tree.
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