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Rocky Mountain Juniper

Juniperus scopulorum

Conifer

About Rocky Mountain Juniper

Rocky Mountain Juniper is a hardy, drought-tolerant native conifer of the western United States. It grows in some of the most rugged, dry conditions of any North American tree. Valued for windbreaks and wildlife habitat, it produces blue berry-like cones consumed by many bird species.

Quick Facts

Native Range
Western North America
Hardiness Zones
3-7
Mature Height
15-30 feet
Growth Rate
Slow
Sun Requirements
Full sun
Soil Preference
Well-drained, alkaline to neutral soils; very drought-tolerant

How to Identify Rocky Mountain Juniper

  • Scale-like, gray-green to blue-green aromatic foliage
  • Small, blue, waxy, berry-like cones on female plants
  • Fibrous, reddish-brown bark that shreds vertically
  • Columnar to irregular form, often gnarled with age
  • Strong cedar scent when foliage is crushed

Care Guide

  • Extremely drought-tolerant; supplemental watering rarely needed once established
  • Prune only to remove dead or damaged branches
  • Avoid overhead irrigation, which promotes fungal diseases
  • Do not plant near apple or crabapple trees due to cedar-apple rust
  • No fertilization needed in most situations

Known Issues (1)

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