Alnus rubra is the largest species of alder in North America and one of the largest in the world, reaching heights of 20 to 30 metres (66 to 98 ft). The official tallest red alder (as of 1979) stands 32 m (105 ft) tall in Clatsop County, Oregon (US). [7] . The trunks range from 25 to 50 centimetres (10 to 19+1⁄2 in) in diameter. [8] .

Red Alder is the most important hardwood in the Pacific Northwest. It is used for furniture, cabinetry, small manufactured items, paper and paper products. The hard wood burns hot and relatively long, making it an excellent choice for firewood.

Common Name(s): Red alder, western red alder. Scientific Name: Alnus rubra. Distribution: Coastal western North America. Tree Size: 100-130 ft (30-40 m) tall, 2-3 ft (.6-1 m) trunk diameter. Average Dried Weight: 28.0 lbs/ft 3 (450 kg/m 3) Specific Gravity (Basic, 12% MC): 0.37, 0.45. Janka Hardness: 590 lb f (2,620 N)

Fast-growing, Alnus rubra (Red Alder) is a medium-sized deciduous tree of graceful habit with a straight trunk and a pointed or rounded crown with rather pendulous branches. The thin bark is smooth, mottled, light gray to whitish, and often covered with green moss.

Red alder is a deciduous tree in the Betulaceae (birch) family. It is native to the western coast of North America from Alaska down to California. This is one of the larger alders and grows 65-98 feet tall. It gets its name from the orange/red underbark that …

Dec 1, 1990 · Red alder (Alnus rubra), also called Oregon alder, western alder, and Pacific coast alder, is the most common hardwood in the Pacific Northwest. It is a relatively short-lived, intolerant pioneer with rapid juvenile growth.

Feb 22, 2002 · Red alder trees invade clearings or burned-over areas and forms temporary forests (Grimm 1967). Over time, red alders build up the soil with their copious litter, and enriched it with nitrogen compounds formed by symbiotic bacteria that live in little nodules on their roots. Red alder stands are eventually succeeded by Douglas fir, western

Nov 16, 2022 · The red alder (Alnus rubra) tree is a large deciduous tree with small oval, brown wood cones, ovate leaves, and mottled light gray smooth bark. Its spreading branches create a conical shape with a slender, rounded crown. Red alder trees grow between 66 and 100 ft. (20 – 30 m) tall. The red alder tree is the largest in the genus Alnus.

Red alder (Alnus rubra) is the only commercial species in North America. Red alder is the most common hardwood in the Pacific Northwest and the largest of the American alders. It is a fast-growing, pioneer species and has nitrogen-fixing nodules on its roots. The wood is diffuse porous, moderately light, and soft. Alnus maritima-seaside alder.

Sep 19, 2024 · Red alder (Alnus rubra), a fast-growing deciduous tree native to the Pacific Northwest, is an essential component of many ecosystems in the region. It serves ecological roles, including soil enrichment and providing wildlife habitat, while …