SelecTree: Tree Detail
Pseudotsuga menziesii var. glauca
Photo Locations: The Morton Arboretum - Lisle, IL and Arnold Arboretum - Boston, MA.
Resistant to oak root fungus.
Has fragrant Leaf.
Native to California.
Additional Common Names
GLAUCA DOUGLAS-FIR, ROCKY MOUNTAIN DOUGLAS-FIR
Erect or Weeping and requires ample growing space.
Has Evergreen foliage.
Height: 80 - 160 feet.
Width: 20 - 30 feet.
Growth Rate: 36 Inches per Year.
Longevity Greater than 150 years.
Leaves Needle, Blue Green, No Change, Evergreen.
Flowers Inconspicuous. Flowers in Spring. Has separate male and female flowers on the same tree (monoecious).
Brown Cone, Large (1.50 - 3.00 inches), fruiting in Fall.
Bark Dark Gray, Fissured.
Shading Capacity Rated as Dense in Leaf.
Tree Site Conditions & Constraints
Sunset Zones 1 - 10 and 14 - 17.
USDA Hardiness Zones 5 - 7.
Exposure Full Sun to Full Shade.
Clay or Loam Texture.
Highly Acidic to Neutral Soil pH.
Seaside Tolerance is Good in Mild Zone.
Pests & Disease Information
Resistant to Oak Root Fungus. Susceptible to Oak Root Rot.
Health, Safety & Environmental Concerns
Branch Strength Rated as Strong.
Root Damage Potential Rated as Moderate.
None Known Health Hazard.
Desirable Wildlife Plant.
Cite this tree:
SelecTree. "Pseudotsuga menziesii var. glauca Tree Record." 1995-2017. Aug 16, 2017.
< http://selectree.calpoly.edu/tree-detail/pseudotsuga-menziesii-glauca >