Lake Quinault Douglas fir

The Lake Quinault Fir[1][2] is a superlative Douglas fir on Lake Quinault in Olympic National Forest, Washington state. It was designated the champion of its species and the largest known Douglas fir in the United States by American Forests in 2018. The 2018 data from American Forests shows the tree as 581 inches (1,480 cm) in circumference, 293.67 feet (89.51 m) tall, and having a crown spread of 66.25 feet (20.19 m).[3]

The Quinault Valley, where the tree lives, also holds the largest known Sitka Spruce and Mountain Hemlock.[4][5][6]

References

  1. ↑ Eran Karmon (August 12, 2002). "State's king-size trees reign supreme with wet climate, good genes and no hurricanes". The Seattle Times.
  2. ↑ Peter Beland (March 30, 2009), "Climbing the Tallest Trees", Smithsonian
  3. ↑ Coast Douglasfir (Pseudotsuga menziesii) champion, American Forests, listed 2018-09-05; accessed 2026-05-17
  4. ↑ "Lake Quinault". Washington 100. Washington Department of Natural Resources. Retrieved 2026-05-17.
  5. ↑ Doug Kirby (ed.). "Quinault, Washington: Valley of the Rainforest Giants". Roadside America. Retrieved 2026-05-17.
  6. ↑ Gretchen Bossio (January 22, 2021), "Some of the Largest Trees in the World Are in Our Backyard", Seattle Refined, KOMO-TV


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