Pseudotsuga menziesii
Douglas fir · also Douglas-fir, Douglas spruce, Oregon pine
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The Douglas fir is a tall evergreen conifer, the tallest in the pine family, known for its spirally arranged needles. Native to western North America, it is a long-lived tree and a significant timber producer. It attracts birds and squirrels, making it valuable for urban wildlife.
Where it grows
Trees in each city's inventory, with the share of that city's named trees this species accounts for.
- 2,7111.5%—17 in
- 1,3003.7%—17 in
- 1,1480.17%—12 in
- 1,0210.33%—15 in
- 6930.14%10 yr6.7 in
- 6664.2%3.8 yr0.8 in
- 4632.0%—11 in
- 4370.16%—10 in
- 2110.05%51 yr16 in
- 2110.29%—16 in
- 1900.04%—5.9 in
- 1060.14%—11 in
- 770.03%57 yr3.9 in
- 740.02%—11 in
- 690.01%—3.9 in
- 630.01%—8.0 in
- 560.05%23 yr36 in
- 530.02%7.0 yr8.3 in
- 450.10%—13 in
- 250.02%—15 in
- 230.05%—2.0 in
- 130.00%35 yr7.5 in
- 130.01%—19 in
- 130.03%7.8 yr2.8 in
- 100.00%—9.4 in
- 20.00%—7.0 in
- 20.00%——
- 20.00%—12 in
- 10.01%——
- 10.00%—3.8 in
Traits
- Form
- Conifer
- Foliage
- Evergreen
- Mature height
- 50–100 ft
- Canopy spread
- 20–60 ft
- Growth rate
- Moderate
- Water needs
- Moderate
- Wildlife value
- Moderate
- Blooms
- Mar, Apr, May
Trunk diameters across every city: median 12 in, mean 15 in, 90th percentile 32 in. Measured at breast height, as published by each inventory.
Native range
Terrestrial ecoregions where this species is native. Trees in the dataset mostly stand well outside it.
Temperate Conifer Forests
- Alberta-British Columbia foothills forests
- Arizona Mountains forests
- British Columbia coastal conifer forests
- Central British Columbia Mountain forests
- Central-Southern Cascades Forests
- Colorado Rockies forests
- Northern California coastal forests
- Northern Pacific Alaskan coastal forests
- Northern Rockies conifer forests
- Sierra Nevada forests
- South Central Rockies forests
Other Pseudotsuga in the catalogue
3 of the top 2,000 species are in this genus.
