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Green fir twig pictured on top of heart in the coat of arms of Laukaa. Wood of most firs is considered unsuitable for general timber use and is often used as pulp or for the manufacture of plywood and rough timber. It is commonly used in Canadian Lumber Standard graded wood. [19]
Douglas-fir is one of the world's best timber-producing species and yields more timber than any other species in North America, making the forestlands of western Oregon, Washington, and British Columbia the most productive on the continent. In 2011, Douglas-fir represented 34.2% of US lumber exports, to a total of 1.053 billion board-feet.
NCSU Inside Wood project; Reproduction of The American Woods: exhibited by actual specimens and with copious explanatory text by Romeyn B. Hough; US Forest Products Laboratory, "Characteristics and Availability of Commercially Important Wood" from the Wood Handbook Archived 2021-01-18 at the Wayback Machine PDF 916K; International Wood ...
Grand fir is often shipped along with these other species. It can also referred to as "white fir" lumber, an umbrella term also referring to Abies amabilis, Abies concolor, and Abies magnifica. Lumber from the grand fir is considered a softwood. As such, it is used for paper making, packing crates, and construction.
Spruce-pine-fir (SPF) is a classification of lumber that can be traded on commodities exchanges. In Canada , and parts of the United States , most of the spruce tree species , pine tree species , and fir tree species share similar physical and mechanical characteristics, to the point where lumber derived from any of these species are ...
The hardest hardwoods are much harder than any softwood, [4] but in both groups there is enormous variation with the range of wood hardness of the two groups overlapping. For example, balsa wood, which is a hardwood, is softer than most softwoods, whereas the longleaf pine, Douglas fir, and yew softwoods are much harder than several hardwoods.
The Fraser fir tree (Abies fraseri) is a comparatively rare sight in the wild. Fortunately, that’s not the case closer to civilization. In fact, it’s a common sight during the holidays ...
Rocky Mountain Douglas-fir is a valuable timber tree. The wood is exceptionally strong and is used for structural timber as well as poles, plywood, pulp, dimensional lumber, railroad ties, mine timbers, log cabins, posts and poles, fencing, and firewood.