About Island Oak
Plant Family: Fagaceae
Plant Type: Tree
Size: 60' H x 35' W
Growth Habit: Upright tree
Deciduous/Evergreen: Evergreen
Growth Rate: Slow to moderate
Sun Exposure: Full sun
Soil Preference: Well-draining
Water Requirements: Drought-tolerant to occasional
Cold Hardy to: 15 degrees F
Flower Season: Spring
Flower Color: Acorns
Endangered?: List 4 /RED 1-2-2
Distribution: Anacapa, San Clemente, Santa Catalina, Santa Cruz, Santa Rosa, and Guadalupe Islands
Natural Habitat: Closed-cone coniferous forest, chaparral, cismontane woodland, riparian woodland, between 45'-2,200'
Photo Credit: Zoya Akulova via Calscape