Douglas Fir
Pseudotsuga menziesii · Softwood
AI-generated identification · may be incorrect- Type
- Softwood
- Origin
- Pacific Northwest of North America.
- Hardness
- 710 lbf (Soft)
- Durability
- Moderately Durable, with fair resistance to decay and moderate susceptibility to common wood-boring insects.
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Grain Pattern
Straight, tight vertical grain with a uniform growth ring pattern characteristic of quarter-sawn stock.
Color & Appearance
Light reddish-brown heartwood with paler yellowish sapwood, deepening to a warm amber patina with light exposure.
Hardness (Janka)
710 lbf (Soft)
Durability & Decay Resistance
Moderately Durable, with fair resistance to decay and moderate susceptibility to common wood-boring insects.
Value & Age
$3.00 to $6.00 per board foot for select structural grades.
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 80 years old, indicated by dark oxidation and deep surface patina on the end grain.
Common Uses
Heavy timber construction, framing, flooring, veneer, and boat building.
Geographic Origin
Pacific Northwest of North America.
Workability
Cuts and planes easily with hand and machine tools, though knots can occasionally cause minor tearout or blade dulling.
Finish Recommendations
Accepts stains, varnishes, and penetrating oils well after light sanding and surface cleaning.
Notable Features
High strength-to-weight ratio with pronounced contrast between earlywood and latewood bands.
