Most likely Douglas fir; alternatives include western larch or another construction-grade softwood. — Pseudotsuga menziesii

Most likely Douglas fir; alternatives include western larch or another construction-grade softwood.

Pseudotsuga menziesii · Softwood (gymnosperm/conifer)

AI-generated identification · may be incorrect
Type
Softwood (gymnosperm/conifer)
Origin
Native to western North America, especially the Pacific Northwest and interior western ranges.
Hardness
Janka approximately 660 lbf — Soft.
Durability
Slightly Durable; heartwood has limited decay resistance and is not reliably insect- or weather-resistant without protection.

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Grain Pattern

Predominantly straight, coarse grain with prominent earlywood/latewood bands; flat-sawn surfaces show subtle cathedral pattern. No notable decorative figure.

Color & Appearance

Heartwood is pinkish orange to reddish tan; sapwood is pale yellow-brown. Moderate luster; it typically darkens and warms with age and light.

Hardness (Janka)

Janka approximately 660 lbf — Soft.

Durability & Decay Resistance

Slightly Durable; heartwood has limited decay resistance and is not reliably insect- or weather-resistant without protection.

Value & Age

Estimated Market ValueNot an official valuation

Approximately $3–$8 per board foot for ordinary surfaced construction-grade material; appearance-grade stock may cost more.

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

Wood Age Estimate
Appears freshly milled or recently installed construction lumber; visible staining and weather exposure suggest months to a few years, not reliably datable.

Common Uses

Framing lumber, beams, sheathing, trim, flooring, doors, plywood, and general construction.

Geographic Origin

Native to western North America, especially the Pacific Northwest and interior western ranges.

Workability

Machines and sands readily, though resin, knots, and pronounced grain can cause tearout; predrilling helps near ends. Glues and finishes well when clean and dry.

Finish Recommendations

Sand progressively, seal knots with shellac, then use penetrating oil, stain, lacquer, or polyurethane; exterior exposure requires a suitable protective coating.

Notable Features

Lightweight with strong strength-to-weight performance, conspicuous growth-ring contrast, and a mild resinous scent.

Learn more about Most likely Douglas fir; alternatives include western larch or another construction-grade softwood. in the Wood Encyclopedia
Identified August 31, 2026