SelecTree: Tree Detail
Photo Locations: Washington Park Arboretum - Seattle, WA, Mendocino Coast Botanical Gardens - Fort Bragg, CA, The National Arboretum - Washington, DC and Arnold Arboretum - Boston, MA
Susceptible to spruce budworm.
Native to Caucasus Mountains and Northeastern Turkey.
Additional Common Names
ORIENTAL SPRUCE, CAUCASION
Erect or Spreading and requires ample growing space.
Has Evergreen foliage.
Height: 100 feet.
Width: 20 - 25 feet.
Growth Rate: 12 to 24 Inches per Year.
Longevity Greater than 150 years.
Leaves Needle, Dark Green, No Change, Evergreen.
Flowers Inconspicuous. . Has separate male and female flowers on the same tree (monoecious).
Brown Cone, Large (1.50 - 3.00 inches), fruiting in Fall or Winter.
Bark Dark Brown or Light Green, Scaly.
Shading Capacity Rated as Dense in Leaf.
Litter Issue is Dry Fruit.
Tree Site Conditions & Constraints
Sunset Zones 1 - 6 and 14 - 17.
USDA Hardiness Zones 5 - 8.
Exposure Full Sun to Partial Shade.
Clay, Loam or Sand Texture.
Highly Acidic to Slightly Alkaline Soil pH.
Seaside Tolerance is Good in Mild Zone.
Pests & Disease Information
Susceptible to Aphids and Scales, Sooty Mold.
Health, Safety & Environmental Concerns
Branch Strength Rated as Medium.
Root Damage Potential Rated as Moderate.
None Known Health Hazard.
Fire Resistance is Unfavorable.
Desirable Wildlife Plant.
Attracts Birds and Squirrels.
Not Deer Palatable.
Cite this tree:
SelecTree. "Picea orientalis Tree Record." 1995-2017. Oct 20, 2017.
< http://selectree.calpoly.edu/tree-detail/picea-orientalis >