Coast live oak, is an evergreen oak. Coast live oak is the only California native oak that actually thrives in the coastal environment. Coast live oak has also become a common addition to western USA landscaping. It is however sensitive to changes in grading and drainage; in particular, it is important to respect the root crown level and avoid adding soil near the trunk when construction or landscaping occurs. It is distributed along the Coast, Transverse, Peninsular, and Sierra de Juarez ranges from Mendocino County, California, south to Canada El Piquillo, BaCoast live oak is a native, drought-resistant, evergreen tree, ranging in height from 19 to 82 feet and in diameter from 1 to 4 feet. The bark of young trees is smooth. With age, it develops deep furrows, ridges, and a thickness of about 8 to 9% of bole or branch diameter. The root system consists of a deep taproot that is usually nonfunctional in large trees. Several deep main roots may tap groundwater if present within approximately 36 feet of the soil surface. Coast live oak develops extensive horizontal root branches and surface-feeding roots. Coast live oak is the only black oak in California whose acorns develop in 1 year Coast live oak acorns have no dormancy requirement and germinate 15 to 50 days after
Coast live oak, is an evergreen oak. Coast live oak is the only California native oak that actually thrives in the coastal environment. Coast live oak has also become a common addition to western USA landscaping. It is however sensitive to changes in grading and drainage; in particular, it is important to respect the root crown level and avoid adding soil near the trunk when construction or landscaping occurs. It is distributed along the Coast, Transverse, Peninsular, and Sierra de Juarez ranges from Mendocino County, California, south to Canada El Piquillo, BaCoast live oak is a native, drought-resistant, evergreen tree, ranging in height from 19 to 82 feet and in diameter from 1 to 4 feet. The bark of young trees is smooth. With age, it develops deep furrows, ridges, and a thickness of about 8 to 9% of bole or branch diameter. The root system consists of a deep taproot that is usually nonfunctional in large trees. Several deep main roots may tap groundwater if present within approximately 36 feet of the soil surface. Coast live oak develops extensive horizontal root branches and surface-feeding roots. Coast live oak is the only black oak in California whose acorns develop in 1 year Coast live oak acorns have no dormancy requirement and germinate 15 to 50 days after