Utah Juniper

Juniperus osteosperma

Taxonomy

Division:
Coniferophyta | - Conifers
Family:
Cupressaceae
Genus:
Juniperus
Species:
Juniperus osteosperma

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Tree
Height:
20-40 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
mar, apr
Bloom Colors:
Yellow

Native Range

United States: Arizona, California, Colorado, Idaho, Montana, New Mexico, Nevada, Utah, Wyoming

Keystone Species Ranking

Caterpillar Keystone:
★★☆☆☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)

Host Plant for Caterpillars

Lithophane longior, Sequoia sphinx (Sphinx sequoiae), Siva Hairstreak (Mitoura siva)

Soil Requirements

Soil Type:
rocky, well-drained, nutrient-poor soil
pH:
6.0 - 8.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
Common in arid, desert-like environments

Germination Information

Pre-treatment: Seeds are placed in cold moist stratification for 98 days. Scarification techniques are also being examined, followed by warm stratification and then cold stratification.

Establishment: The protocols suggest different pre-treatment methods, with one suggesting cold moist stratification for 98 days and the other examining scarification techniques followed by warm and then cold stratification. The exact effectiveness of these methods is not provided.

Source: npn.rngr.net