Valley Oak Characteristics
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Scientific name Quercus lobata Nee Common names Valley, white, California white, mush, water, swamp, roble Height 40 to120 ft. Mature Tree DBH (Diam. at Breast Ht.) 1-4 ft.; largest over 8 ft. Longevity Long-lived, 200-250 yrs. Sprouting Not a vigorous sprouterVariable sprouter; not vigorous on dry sites Acorn Matures first year, variable but large and tapered, cup over 1/3 of nut and warty
Foliage Deciduous; leaves leathery with shiny, dark green-yellow above and grayish below; deep irregular lobes; 2-4 in. Shade Tolerance Seedlings somewhat tolerant, mature trees intolerant Fire Tolerance Not tolerant of fires Elevation 500-800 ft. in north; up to 5600 ft. in south Associates Blue and Oregon white oak; sometimes interior live oak Sites Prefers fertile, well-drained bottomland soils, streambeds, and lower foothills Identification Notes Confused with Oregon white oak but acorns pointed with warty cupsSeedlings not tolerant |
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