SelecTree: Tree Detail
CHINESE BLUE COLUMN JUNIPER
Juniperus chinensis 'Columnaris'
Photo Locations: The Morton Arboretum - Lisle, IL and The National Arboretum - Washington, DC
Utility friendly tree.
Known for its blue-green foliage.
Has fragrant Leaf.
Trees may be referred to as male or female.
Additional Common Names
CHINESE BLUE COLUMN JUNIPER, CHINESE JUNIPER
Has Evergreen foliage.
Height: 12 - 20 feet.
Growth Rate: 24 Inches per Year.
Longevity 40 to 150 years.
Leaves Scalelike, Blue 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 or Purple Cone, Small (0.25 - 0.50 inches), fruiting in Fall or Winter Wildlife use it.
Bark Light Green or Light Gray, Exfoliating.
Shading Capacity Rated as Dense in Leaf.
Litter Issue is Dry Fruit.
Tree Site Conditions & Constraints
Sunset Zones 1 - 24.
Exposure Full Sun to Partial Shade.
Moist to Dry Soil.
Clay, Loam or Sand Texture.
Highly Acidic to Highly Alkaline Soil pH.
Salinity Tolerance is Moderate Inland.
Seaside Tolerance is Good in Mild Zone.
Pests & Disease Information
Resistant to Texas Root Rot. Susceptible to Aphids, Beetle Borers and Spider Mites, Oak Root Rot, Root Rot and Rust.
Health, Safety & Environmental Concerns
Branch Strength Rated as Medium Strong.
Root Damage Potential Rated as Low.
None Known Health Hazard.
Desirable Wildlife Plant.
Not Deer Palatable.
Wildlife use Fruit.
Special Uses & Values
Cite this tree:
SelecTree. "Juniperus chinensis 'Columnaris' Tree Record." 1995-2017. Nov 23, 2017.
< http://selectree.calpoly.edu/tree-detail/juniperus-chinensis-columnaris >