Western Juniper

Juniperus occidentalis Hook. - Cypress family

Size

Mature Height: Up to around 33.0 feet

Planting Distance: 6.0 feet

Plant Type: Tree

Root Depth: 12 inches

Growth Form: Single Stem

Growth Rate: Slow

Features

Flower Color: Yellow

Conspicuous Flowers: No

Bloom Time: Late Spring

Seasonal Growth: Spring and Summer

Evergreen: Yes

Fall Colors: No

Conditions

Shade Tolerance: Intolerant

Clay Soil Tolerance: No

Sandy Soil Tolerance: Yes

Drought Tolerance: High

Flood Tolerance: None

Fire Tolerance: Low

Salt Tolerance: Medium

Ecosystem Interactions

Pollinators: Larval Host (Butterfly); Larval Host (Moth); Wind

Larval Species depending on Western Juniper: Abagrotis glenni, Lithophane longior, Mitoura barryi, Mitoura gryneus, Mitoura nelsoni nelsoni, Mitoura siva, Semiothisa continuata, Sphinx sequoiae

Native Range

  • USA:  California, Idaho, Nevada, Oregon, Washington
Regional Native Status: L48 (N)

State-level native status is based on data available through Plants of the World Online. Regional Native Status comes from the USDA Plants Database. For more detailed native status information, please refer to BONAP.