Christmas tree cultivation major Christmas tree growing region, Douglas-fir has always been the primary species grown. A full one-half of all trees produced in the Pacific Northwest are Douglas-fir. Douglas-firs typically take five to seven years before they are mature enough to sell as Christmas trees. Also common in the region are noble fir, a tree which commands a higher price than Douglas-fir, and grand fir, which accounts for about 10 percent of the annual harvest in the Northwest. Other species collectively account for only 3–5 percent of the total Northwest harvest. In North America, Fraser fir, grown in the Appalachian Mountains of
Douglas Cole (historian) Print". They divorced in 1983. Cole later married Christine Mullins. Cole's papers are held at the Simon Fraser University archives as the "Doug Cole fonds". Douglas Cole (historian) Douglas Lowell Cole (9 December 1938 – 18 August 1997) was an American-Canadian historian. Cole specialized in the art and culture of the Northwest Pacific Coast, and from 1966 until 1997 served as a professor in the history department at Simon Fraser University. Douglas Cole was born at Coulee Dam, Washington. His father was a construction worker and labor union activist. His mother taught elementary school. In 1960 Cole earned his bachelor's