SelecTree: Tree Detail
Photo Locations: UC Riverside Arboretum - Riverside, CA, Rancho Santa Ana Botanic Gardens - Claremont, CA, Santa Barbara Botanic Garden - Santa Barbara, CA, Huntington Botanical Gardens - San Marino, CA, Regional Parks Botanic Garden, Tilden Regional Park - Berkeley, CA and The National Arboretum - Washington, DC
California juniper is distributed from Shasta County, California, south as far as Baja California. Can be grown as a shrub or tree. Berries are used to flavor gin and have medicinal value.
Has fragrant Leaf.
Native to Southwestern North America.
Trees may be referred to as male or female.
A Juniperus californica in West Pinnacles is registered as a California Big Tree. It measures 44 feet high, with a trunk circumference of 125 inches and a crown spread of 53 feet.
Has Evergreen foliage.
Height: 10 - 40 feet.
Width: 10 - 40 feet.
Growth Rate: 12 to 24 Inches per Year.
Longevity 50 to 150 years or more.
Leaves Scalelike, Medium to Light Green, No Change, Evergreen.
Flowers Inconspicuous. Flowers in Spring. Has either male or female flowers (dioecious). Trees may be sold as male or female.
Brown, Red or Mostly Blue Cone, Small (0.25 - 0.50 inches), fruiting in Fall or Winter Wildlife use it.
Bark Light Gray or Red Brown, Exfoliating or Furrowed.
Shading Capacity Rated as Moderately Dense in Leaf.
Litter Issue is Dry Fruit.
Tree Site Conditions & Constraints
Sunset Zones 3, 6 - 12 and 14 - 24.
USDA Hardiness Zones 8 - 10.
Exposure Full Sun to Partial Shade.
Moist to Dry Soil.
Clay, Loam or Sand Texture.
Highly Acidic to Highly Alkaline Soil pH.
Seaside Tolerance is Good in Mild Zone.
Pests & Disease Information
Resistant to Texas Root Rot. Susceptible to Aphids, Beetle Borers and Spider Mites, Armillaria, Root Rot and Rust.
Health, Safety & Environmental Concerns
Branch Strength Rated as Medium Strong.
Root Damage Potential Rated as Low.
None Known Health Hazard.
Biogenic Emissions considered Low.
Desirable Wildlife Plant.
Wildlife use Fruit.
Special Uses & Values
Cite this tree:
SelecTree. "Juniperus californica Tree Record." 1995-2019. Aug 21, 2019.
< https://selectree.calpoly.edu/tree-detail/juniperus-californica >