Douglas Fir (alternatively Redwood or Western Red Cedar)
Pseudotsuga menziesii · Softwood
- Type
- Softwood
- Origin
- Western North America (Pacific Northwest, Rocky Mountains region).
- Hardness
- 710 lbf (Soft)
- Durability
- Moderately Durable; offers moderate natural resistance to rot and decay, though sapwood is susceptible to insect attack.
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Grain Pattern
Straight, clear grain with distinct growth rings displaying pronounced latewood bands and smooth texture.
Color & Appearance
Warm reddish-brown to pinkish-orange tone with slightly darker latewood growth bands. Lightens or grays over time with UV exposure.
Hardness (Janka)
710 lbf (Soft)
Durability & Decay Resistance
Moderately Durable; offers moderate natural resistance to rot and decay, though sapwood is susceptible to insect attack.
Value & Sustainability
- Estimated Market Value
- $2.50 - $5.50 per board foot depending on grade, clear quality, and local market.
- Wood Age Estimate
- Modern dimension lumber (10-30 years old), showing painted top edge and mild oxidation on bare face.
- Sustainability Status
- Least Concern (IUCN). Widely available from sustainably managed forests and FSC-certified plantations.
Common Uses
Structural framing, interior and exterior trim, millwork, doors, window frames, posts, and general construction lumber.
Geographic Origin
Western North America (Pacific Northwest, Rocky Mountains region).
Workability
Cuts, saws, planes, and sands easily with hand and machine tools. Good screw and nail holding power; prone to splintering along earlywood/latewood boundaries if cutters are dull.
Finish Recommendations
Accepts paint, primer, film-forming clear finishes (lacquer, polyurethane), and exterior sealers well. Resinous knots or sap pockets may require stain-blocking primer before painting.
Notable Features
Distinct resinous, sweet pine-like aroma when freshly cut; prominent growth ring contrast; light to moderate weight.
