Alder, also known as red alder and Western alder, is one of the most common of the Pacific Coast commercial timbers. But unlike many of the other important timber trees of the Northwest, alder is a ...
Answer: Alder trees are in the birch family (Betulaceae) and the genus Alnus. Alders tend to grow in wet, slightly acidic soils especially along the edges of wetlands. The speckled alder grows in ...
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