Douglas Fir — Pseudotsuga menziesii

Douglas Fir

Pseudotsuga menziesii · Softwood

AI-generated identification · may be incorrect
Type
Softwood
Origin
Pacific Northwest of North America.
Hardness
660 lbf (Soft)
Durability
Moderately Durable with good natural rot resistance.

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Grain Pattern

Straight grain with pronounced growth rings and small tight knots.

Color & Appearance

Aged to silvery-gray on the surface with underlying reddish-brown tones.

Hardness (Janka)

660 lbf (Soft)

Durability & Decay Resistance

Moderately Durable with good natural rot resistance.

Value & Age

Estimated Market ValueNot an official valuation

3.00 to 6.00 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 50-80 years based on weathered surface patina and deep checking.

Common Uses

Construction framing, flooring, exterior decking, and heavy timber framing.

Geographic Origin

Pacific Northwest of North America.

Workability

Easy to work with hand and machine tools, though knots can cause minor tearout.

Finish Recommendations

Penetrating oils or exterior sealers perform best on weathered surfaces.

Notable Features

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

Learn more about Douglas Fir in the Wood Encyclopedia
Identified October 28, 2026