Species Profiles Cumulative Quiz 8 View

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grand fir (Abies grandis)
Family: Pinaceae

 

A table detailing the characteristics of the grand fir

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Form:

This is a large tree reaching 140 to 160 ft. in height and a dbh of 2 1/2 to 4 ft. It also has a dense, narrow crown.

Needles:
 Arrangement: spirally arranged; 2-ranked

 Length: 2″ long

 Shape: flat

 Other: dark yellow-green above with 2 white bands below

Needles of a grand fir

Photo Courtesy: Susan McDougall, USDA NRCS Plants Database

Bark:

The bark has a grayish to green color with blisters when it is young. It later becomes thick, gray-brown and mottled. It also is often furrowed with ridges.

Cones:

The cones are 2 to 4″ long, barrel-shaped and the scales are deciduous, falling as seeds ripen. They have a green to purplish-green color.

Distinguishing Characteristics:

This tree has barrel-shaped cones, two ranked spindled needles, and is found around 5,000 ft. in elevation.

Range:

This is a western species. It is found around 5,000 feet in elevation.

Silvics:

This species is moderately tolerant and occurs on deep, moist, alluvial soils along streams and mountain slopes.