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Full Grown Douglas Fir. If you do see infested or diseased. Balsam firs grow to between 46 and 66 ft. It is the second tallest growing conifer after the coast redwood. Most old growth Douglas-fir Pseudotsuga menziesii range in height from 200 to 250 feet and have a diameter of 5 to 8 feet.
Top dollar is paid for knot-free Douglas fir sawlogs 12 or more inches in. The Growth Rate of a Douglas Fir Growth Rate. To establish your young tree. The straight trunk can grow to 4 feet 1 m in diameter and sometimes even twice that wide. Douglas Fir Pseudotsuga menziesii is from the family Pinaceae it is an evergreen conifer also called the Oregon Pine because it is native to the northwestern United States can be found all around that region and Canada. 85 m tall though rarely over 150 ft.
Douglas fir is a big tree that grows to over 120 feet 37 m when mature.
Growing Douglas Fir Trees Several cultivars of fast-growing long-lived erect narrow conical coniferous evergreen trees occasionally to 275 ft. The Douglas fir tops out at a height of between 40 and 70 feet with a spread of between 12 and 20 feet. The Mexican Douglas fir P. The balsam fir is identified by its flat needles that grow to 118 3 cm long. Standard height is around 50 feet but some varieties can be over 240 feet tall. It has soft needles with two grey bands underneath.