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Douglas Fir
Pseudotsuga menziesii
Wildlife Value
Seeds used by blue grouse, squirrels, rabbits, and other rodents.
Native to western North America.
| Growth form |
conical to pyramidal |
| Crown density |
dense |
| Size |
70 to 100' high
20 to 35' spread |
Drought
resistance |
good |
| Cold hardiness |
excellent |
| Growth rate |
slow |
| Life span |
long |
Elevation
range |
6,000 to 11,000 feet |
Soil
conditions |
grows best on east and north slopes |
Possible insect
problems |
spruce budworm |
Possible disease
problems |
shoestring root rot, Douglas-fir mistletoe, bacterial
gall |
| Wildlife value |
high: food value for grouse, songbirds and small
mammals, browse for deer and elk |
| Seasonal color |
evergreen |
| Miscellany |
native |
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