May 2, 2018 · Douglas-firs (Pseudotsuga menziesii), along with many other conifers, produce a heavy crop of cones only once every several years, in cycles. A cycle for Douglas-fir cone production is typically 5 to 7 years long.

The Douglas fir (Pseudotsuga menziesii) [4] is an evergreen conifer species in the pine family, Pinaceae. It is native to western North America and is also known as Douglas-fir, [5] Douglas spruce, [6] Oregon pine, [7] and Columbian pine. [8]

Jan 13, 2024 · Douglas Fir cones are large and egg-shaped, with a distinctive three-pointed bract that protrudes from the scales. To identify a Douglas Fir, look for these key features and compare them to other coniferous trees in the area.

Jan 20, 2018 · Douglas-fir cones are emblems of the Pacific NW. Above each cone scale, distinctive "mousetails" stick out. Kindergartners learn to identify Douglas-fir from these "mousetails."

Douglas fir has unique buds that are pointed, reddish-brown and papery. Cones: The cones are the only ones you will find in the Northwest with three-pointed bracts sticking out of the scales. Unlike the true firs, the cones hang down rather than standing up on the branch.

Apr 25, 2017 · There are two types of cones on most Pacific NW conifers: seed cones and pollen cones. These are female and male reproductive organs, respectively. Pollen (from the pollen cones / male cones) has to reach the ovules (in the seed cones / female cones) in order to fertilize them, creating seeds.

Jun 3, 2021 · Each Douglas-fir has both male and female cones. In March the male cone buds begin to develop pollen. In April they flower and pollinate female seed cones. In May and June, fertilization takes place and the seed cones grow rapidly through late summer and early fall.

Jan 26, 2012 · A veritable icon of West Coast life, Douglas-fir trees are ubiquitous throughout the coastal region. Beaten only by the Coast Redwoods for the title of World's Tallest Trees, these ancient giants can grow to over 85 metres (278 feet) tall.

Hunt for a Douglas-fir cone on the ground to pull apart. The cones that work best have space between the scales, are dry, and are light brown in color.

Dec 5, 2024 · Douglas fir cones are reddish brown, and typically two to four inches long. Cones may be attached to the branches of the tree, or you can usually find some on the ground around the tree. Unlike most fir trees which have cones that break apart on the tree and fall as scales and seeds, cones from Douglas firs fall to the ground whole.