Red Alder — Alnus rubra

Red Alder

Alnus rubra · Hardwood

AI-generated identification · may be incorrect
Type
Hardwood
Origin
Pacific Northwest of North America, ranging from Alaska down to central California.
Hardness
590 lbf (Soft)
Durability
Slightly durable; poor resistance to decay and susceptible to insect attacks if left untreated.

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Grain Pattern

Generally straight and uniform with a fine, smooth texture. Flat-sawn surface showing subtle cathedral grain patterns, interspersed with characteristic small knots.

Color & Appearance

Light brown with a reddish or golden hue, showing little perceptible difference between heartwood and sapwood. Darkens significantly with age and light exposure to a rich reddish-brown.

Hardness (Janka)

590 lbf (Soft)

Durability & Decay Resistance

Slightly durable; poor resistance to decay and susceptible to insect attacks if left untreated.

Value & Age

Estimated Market ValueNot an official valuation

3.00 to 5.00 USD per board foot

AI estimate for general guidance only — not a professional appraisal. Actual value depends on grade, dimensions, condition, and local market demand.

Wood Age Estimate
Estimated to be relatively recently milled, within the last 1 to 5 years, based on minimal surface oxidation and pale coloration.

Common Uses

Cabinetry, furniture, doors, millwork, turned objects, and core stock for plywood.

Geographic Origin

Pacific Northwest of North America, ranging from Alaska down to central California.

Workability

Exceptional workability. Machining, turning, gluing, and finishing are all very easy. Takes stains exceptionally well despite its soft nature.

Finish Recommendations

Accepts almost all finishes well. Oil-based finishes, lacquers, and water-based polyurethanes all perform exceptionally; often stained to mimic more expensive hardwoods like cherry or walnut.

Notable Features

Lightweight and relatively soft for a hardwood, with a subtle natural luster and distinctive small pin knots common in commercial grades.

Learn more about Red Alder in the Wood Encyclopedia
Identified August 11, 2026