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 19⁄2 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.

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.

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)

Red alder is a pioneer species that establishes rapidly in openings created by forest disturbance; it commonly invades newly bared soils after landslides, logging, or fire. Red alder can maintain or improve soils via rapid input of organic matter and nitrogen. Its roots fix atmospheric nitrogen via symbiosis with the actinomycete, Frankia.

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 …

Red Alder is the most common native hardwood in the Pacific Northwest extending from southern California north to southeastern Alaska. This species is also known as Oregon alder, western alder, and Pacific coast alder. A medium sized tree reaching 50’-60’ in height and 30’ in width.

Red Alder, Oregon Alder. A fast-growing deciduous tree well-suited to growing on disturbed sites, forests, slide areas, riparian areas, and wetlands. Plant type: Tree. Distribution: Alnus rubra grows from Alaska to California (including British Columbia), and disjunct in northern Idaho.

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.

2024年9月19日 · 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 …