Douglas Fir — Pseudotsuga menziesii

Douglas Fir

Pseudotsuga menziesii · Softwood

AI-generated identification · may be incorrect
Type
Softwood
Origin
Western North America and Pacific Northwest region.
Hardness
710 lbf, Soft
Durability
Moderately Durable, with moderate decay and weather resistance.

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Grain Pattern

Straight grain with pronounced vertical grain and distinct cathedral patterns from flat-sawn growth rings.

Color & Appearance

Light reddish-brown heartwood with pale yellowish-white sapwood, darkening to a deeper amber with light exposure.

Hardness (Janka)

710 lbf, Soft

Durability & Decay Resistance

Moderately Durable, with moderate decay and weather resistance.

Value & Age

Estimated Market ValueNot an official valuation

$3 to $6 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 20 to 50 years old based on surface wear and weathering patterns.

Common Uses

Construction framing, plywood, flooring, doors, and heavy timber framing.

Geographic Origin

Western North America and Pacific Northwest region.

Workability

Generally easy to work with hand and machine tools, though knots can cause dulling and uneven planing.

Finish Recommendations

Accepts stains, varnishes, and polyurethane well after light sanding and proper surface preparation.

Notable Features

High strength-to-weight ratio with prominent, contrasting earlywood and latewood bands.

Learn more about Douglas Fir in the Wood Encyclopedia
Identified October 20, 2026