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
Thai royal and noble titles a courtesy title pronounced with a middle tone, should not be confused with the similarly-spelled tree or the feudal title of Khun (, pronounced in a rising tone). The courtesy title is used for children born to a noble mother who gave up her title to marry a man of lesser rank; a notable example was the late Khun Poom Jensen. Today, this word is used informally to courteously address nearly anyone except those who hold a title of Mom Rajawongse or higher. It is T-V distinct from "thoe" (). Thai royal and noble titles Thai royal and noble titles