Douglas Fir
Pseudotsuga menziesii · Softwood
AI-generated identification · may be incorrect- Type
- Softwood
- Origin
- Western North America and the Pacific Northwest.
- Hardness
- 660 lbf (Soft)
- Durability
- Moderately Durable, with good resistance to weathering and moderate decay resistance.
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Grain Pattern
Straight, flat-sawn face grain with distinct, abrupt transitions between earlywood and latewood rings on the end grain.
Color & Appearance
Heartwood is reddish-brown with a narrow, lighter yellowish-white sapwood, darkening to a deep brown over time.
Hardness (Janka)
660 lbf (Soft)
Durability & Decay Resistance
Moderately Durable, with good resistance to weathering and moderate decay resistance.
Value & Age
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 20 to 50 years old, indicated by surface oxidation and weathering wear.
Common Uses
Construction framing, heavy timber framing, plywood, flooring, and doors.
Geographic Origin
Western North America and the Pacific Northwest.
Workability
Accepts glues and finishes well, though the hardness variance between growth rings can occasionally cause uneven planing.
Finish Recommendations
Takes oil-based stains, varnishes, and penetrating finishes effectively after light surface preparation.
Notable Features
High strength-to-weight ratio with prominent growth ring contrast and distinct resin odor.
