Douglas Fir
Pseudotsuga menziesii · Softwood
AI-generated identification · may be incorrect- Type
- Softwood
- Origin
- Pacific Northwest of North America and western mountainous regions.
- Hardness
- 660 lbf (Soft)
- Durability
- Moderately Durable with fair decay resistance and moderate weathering tolerance.
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Grain Pattern
Straight and pronounced flat-sawn cathedral grain pattern with distinct earlywood and latewood growth rings.
Color & Appearance
Light reddish-brown heartwood with contrasting yellowish sapwood, deepening to a rich amber patina over time.
Hardness (Janka)
660 lbf (Soft)
Durability & Decay Resistance
Moderately Durable with fair decay resistance and moderate weathering tolerance.
Value & Age
$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 50 to 100 years old based on deep amber oxidation and wear patterns.
Common Uses
Construction framing, flooring, doors, plywood, and heavy timber framing.
Geographic Origin
Pacific Northwest of North America and western mountainous regions.
Workability
Works easily with both hand and machine tools, though sharp blades are necessary to prevent tearout between soft and hard growth rings.
Finish Recommendations
Accepts stains, varnish, and polyurethane well, though pre-conditioning may be needed for even stain absorption on soft earlywood.
Notable Features
High strength-to-weight ratio with distinct high-contrast grain lines and mild resinous scent.
