-Color denotes a tree that is rare or endangered
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Fir Trees of Colorado
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Colorado Fir (Abies concolor (Gord & Glend) Lindl.)
Common names: White Fir, Silver Fir
Height: 125-200 ft
Diameter: 2-4 ft
Showy flower: no
Fall colors: no-evergreen
Drought tolerant: Medium
Annual rainfall: 18-80 inches
Soil Needs: dry to moist
Frost Free Days: 80
Growth Rate: slow
Longevity: 300 years or more
State List: AZ, CA, CO, ID, MA, ME,
NM, NV, OR, UT, WY
A shallow root system
supports a single trunk
encased in whorls of
branches. The needles of
Abies concolor are are
deep bluish-green but are
the lightest of all nine
native firs, with new growth
lighter still. Flat and blunt
to pointed at the tips, the
needles are 2-3 inches
long, in ranks of 2, extend
at a right angle out from
the twig and have silvery
Colorado
The Centenneial State, 'Nothing without Providence'
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The state distribution maps in the species info boxes below are from the USDA NRCS PLANTS Database at plants.usda.gov. In instances where state specific maps are unavailable, the US distribution map will be used in its place. Also, the PLANTS Database website states "Our county data are based primarily on the literature, herbarium specimens,
and confirmed observations. However, not all populations have been documented, so some gaps in the distribution shown above may not be real. Remember that only native and naturalized populations are mapped!"
Also included in the Pine family, Pinaceae, are the genera Larix (Larch), Picea (Spruce), Pinus (Pine), and Tsuga (Hemlock).
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Search all North American native Fir
species here.
Or select here to go a specific tree's page.
Tree lists:
•A-Z by scientific
name
•A-Z by common
name
•By Family
For state A-Z list click state name below.
Native Fir Trees, Abies and Pseudotsuga