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Picea sitchensis, the Sitka spruce, is a large, coniferous, evergreen tree growing to just over 100 meters (330 ft) tall, [2] with a trunk diameter at breast height that can exceed 5 m (16 ft).
The San Juan Spruce is a Sitka spruce (Picea sitchensis) tree located in the San Juan Valley of Vancouver Island, British Columbia, Canada. Until July 2016 it was the second largest known Sitka spruce tree by volume, [ 2 ] surpassed only by the Queets Spruce in Washington , United States .
Dendroctonus rufipennis, the spruce beetle, is a species of bark beetle native to British Columbia, Newfoundland and Labrador, Nova Scotia, Ontario, Quebec, Northern Manitoba, the Yukon, Alaska, Colorado, Wyoming, Montana, and Maine. They are known to destroy forests of spruce trees [1] including Engelmann, White, [2] Sitka, and Colorado blue ...
The red tree vole is a rodent in the family Cricetidae. [2] It is found only in coastal forests of Oregon and northern California. They feed exclusively on the needles of conifers, primarily Douglas-fir (Pseudotsuga menziesii), though they occasionally eat the needles of western hemlock (Tsuga heterophylla), Sitka spruce (Picea sitchensis), grand fir (Abies grandis), and Bishop pine (Pinus ...
Pissodes strobi, known as the white pine weevil or Engelmann spruce weevil, is the primary weevil attacking and destroying white pines. It was described in 1817 by William Dandridge Peck , professor of natural history and botany at Harvard University .
With more than 360 miles of beaches, crashing surf, soaring dunes, migrating whales and dramatic sea stacks rising offshore, Oregon’s coastline is a mecca for nature lovers and adventurers. But ...
It is the primary pest of Norway Spruce. Another similar species, the Cooley spruce gall adelgid, is indigenous to North America. This adelgid usually affects Colorado Blue, Sitka, Englemann, and Oriental spruces. [4] The eastern spruce gall adelgid (Adelges abietis Linnaeus) is an introduced species that feeds only on spruce. At least in 1985 ...
Thomas Grant Hadwin (born October 25, 1949) was a Canadian forest engineer.In January 1997, he felled Kiidk'yaas (also known as "the Golden Spruce"), a Sitka Spruce tree located on the Haida Gwaii archipelago and considered sacred by the Haida people.