Previous species

Next Species

Home Page

Douglas Fir
Scientific Name: Pseudotsuga menziesii (Mirbel) Franco
Synonym: Pseudotsuga taxifolia, Pseudotsuga mucronata
Family: Pinaceae

Show Larger Picture "Douglas fir, Pseudotsuga taxifolia", 19770 U.S.D.A Forest Service., Courtesy of the Hunt Institute

Recommended Temperature Zone: sunset: 1-10,14-17 USDA: 4-9b Sun Exposure: Full sun Origin: Western North America, from central British Columbia south to northern and central Mexico Growth Habits: Evergreen conifer tree, 100 to 130 feet high (30 to 42 m) or more, 16-33 feet in spread (5-10 m); bark covered with furrowed layers of cork; needles, 0.6 to 1.4 inches long (1.5-3.5 cm) Watering Needs: Little or no water when established Propagation: Seeds

Cultural Practices:
Resistant to oak root fungus

Blooming Habits:
The Douglas Fir starts producing seeds at about 12 to 15 years of age. The cones mature in August and are 1.6 to 2.8 inches long (4 to 7 cm) at maturity. The seeds are winged.