Blue oak is named for the bluish cast of the leaves; a stand of blue oak trees from a distance has a “cool,” relaxing blue-grey tinge, which is a welcome sight in the hot summer sun of the …

Quercus douglasii, known as blue oak, is a species of oak endemic to California, common in the Coast Ranges and the foothills of the Sierra Nevada. [4] It is California's most drought-tolerant …

Blue oak (Quercus douglasii), named for its blue-green foliage, is also known as iron oak, mountain white oak, or mountain oak. This species is currently underutilized and unmanaged. …

The majestic blue oak is a drought-tolerant deciduous tree that provides food and shelter for local wildlife. It supports birds, squirrels and insects. It is a host plant for several species of …

Blue oak is the prefered nesting, foraging, and escape cover of the Nuttall's woodpecker, plain titmouse, and white-breasted nuthatch [11]. Blue oak is planted for wildlife and riparian habitat …

GENERAL DISTRIBUTION: Blue oak is native and endemic to California [98, 114, 116, 188, 196]. It is very common within its narrow range, dominating almost half of California's oak …

While both blue oak and valley oak are native to California, they differ in their habitat preferences, size, leaf characteristics, acorn production, and adaptability to different soil and climate …

Blue oak – for the distinctive color of the leaves; Adaptations. Most drought tolerant of California’s deciduous oaks with many adaptations for water conservation (Pavlik 2014 and Wyly 2019) …

The blue oak is native to the state of California on the western coast of North America. In its natural habitat it grows in the valleys and lower slopes of the Coast Ranges, the lower western …

Blue oak is a deciduous tree that is endemic to California. It has a rounded crown and grows from 6-20 m. high. The gray bark is shallowly checked into small thin scales. The leaves are …