Douglas Fir — Pseudotsuga menziesii
High, based on the distinctive reddish-brown color, prominent growth ring contrast, soft texture, and typical old-growth knot structure. confidence

Douglas Fir

Pseudotsuga menziesii · Softwood

Type
Softwood
Origin
Pacific Northwest, Western North America
Hardness
660 lbf (Soft)
Durability
Moderately Durable

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Grain Pattern

Straight to slightly wavy grain with prominent growth rings and characteristic knotty figure, featuring hand-planed or adzed surface texturing.

Color & Appearance

Light brown to reddish-brown heartwood with a paler yellowish sapwood, showing significant darkening and rich patina development due to age and exposure.

Hardness (Janka)

660 lbf (Soft)

Durability & Decay Resistance

Moderately Durable

Value & Sustainability

Estimated Market Value
4.00 to 8.00 dollars per board foot (higher for reclaimed old-growth stock)
Wood Age Estimate
Estimated 80-120 years old, characteristic of historical structural timbers or period architectural features.
Sustainability Status
Generally of least concern on IUCN Red List, widely available with sustainable forestry options and abundant reclaimed sources.

Common Uses

Structural framing, heavy timber construction, flooring, doors, and architectural millwork.

Geographic Origin

Pacific Northwest, Western North America

Workability

Generally works well with both hand and machine tools, though the pronounced difference in density between earlywood and latewood can occasionally cause splintering or uneven planing.

Finish Recommendations

Penetrating oils, varnishes, or wipe-on polyurethane to enhance the natural grain and preserve the aged appearance.

Notable Features

Exhibits high strength-to-weight ratio, prominent resin canals, and distinctive old-growth grain density with rich historical patina.

Notes

Main 5

Learn more about Douglas Fir in the Wood Encyclopedia
Identified August 4, 2026