Quercus douglasii

Quercus douglasii

blue oak

Oak

$11.00

  • Deciduous oak of inland woodland areas
  • 30 to 60 feet tall ( some very large ones with trunks 4-6 feet in diameter grow in the Mt Diablo vicinity)
  • Extensive root system can reach a depth of 80 feet which helps tree survive the hot dry inland summers
  • Dozens of species of songbirds eat acorns
  • Found in Bay hills, Diablo, Hamilton, Altamont and Sycamore Grove sections
Clear
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Origin

Briones RP, Mt. Diablo, Mt. Diablo north, Mt. Diablo west, Pleasant Hill, Round Valley RP, Shell Ridge

Size

long 1 gallon, long 5 gallon

bloom season Apr
pollinators Birds
pollinators Butterflies
sun Full Sun
soil Good
flower color Inconspicuous
water Low
bloom season Mar
soil Moderate
features Nuts
habitat Oak woodland
sun Part Shade
growth habit Upright
water Very low
soil Well-drained
dormancy winter

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