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Douglas-fir
Douglas-fir
(Pseudotsuga menziesii)

Average Size
(in old-growth forest)

Height: 230-262 feet
Diameter: 5-7 feet

Champion big tree

Champion is about 281 feet tall, 13.5 feet in diameter, and is in Olympic National Park in Washington.

Life span

500-1,000 years

How to identify

Single needles ¾-1¼ inches long, flat, rounded at tip. Cones 2-3½ inches long, with 3-pointed bracts that look like the hind legs and tail of a mouse. Bark very thick on large trees, with deep furrows and rough texture.

Interesting facts

The thick bark of an old-growth Douglas-fir protects it from fire, and these big trees can often survive a forest fire, even though their bark may be blackened and charred.


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Douglas fir