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Quercus douglasii
Blue Oak
Information by: George Hull MSN Photographer:
Description
Blue Oak is a deciduous tree that has a slow growth rate and reaches 50 ft. high. It develops 2" long, lobed blue-green leaves. Blue Oak is very drought tolerant, is native to California and attracts butterflies. Because of its slow growth, it can be used for bonsai. Flowers are insignificant. Acorns were used by California Natives for food.
Sun
Full
Water
Very Low
Growth Rate
Slow
Soil Type
Clay, Rocky
Soil Condition
Average, Well-drained, Dry
Soil pH
Neutral
Adverse Factors
Messy
Water Saving Tip:
Adjust the water pressure of you irrigation system.
Spray sprinklers work best at 30 pounds per square inch (psi), and gear and impact rotor sprinklers at 40-60 psi.