Douglas Fir — Pseudotsuga menziesii
High, confirmed by the characteristic grain pattern, prominent knots, and reddish-brown coloration typical of vertical-grain Douglas Fir paneling. confidence

Douglas Fir

Pseudotsuga menziesii · Softwood

Type
Softwood
Origin
Western North America, particularly the Pacific Northwest.
Hardness
620 lbf (Soft)
Durability
Moderately Durable

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Grain Pattern

Straight grain with distinct growth rings and occasional knots typical of construction-grade softwood paneling.

Color & Appearance

Light reddish-brown to yellowish-orange heartwood with a lighter yellowish sapwood, exhibiting a warm luster that deepens to a richer amber hue with age and UV exposure.

Hardness (Janka)

620 lbf (Soft)

Durability & Decay Resistance

Moderately Durable

Value & Sustainability

Estimated Market Value
3.00 to 6.00 USD per board foot depending on grade and availability.
Wood Age Estimate
Estimated to be 30 to 60 years old based on the warm patina and oxidation visible on the surface.
Sustainability Status
Not CITES listed and generally of least concern according to the IUCN, with widespread plantation-grown availability and FSC-certified options.

Common Uses

Construction framing, plywood, flooring, interior paneling, doors, and heavy timber construction.

Geographic Origin

Western North America, particularly the Pacific Northwest.

Workability

Generally easy to work with both hand and machine tools, though knots can present challenges and cause dulling of blades. Glues and finishes well.

Finish Recommendations

Takes stains, varnishes, polyurethanes, and oils exceptionally well, though a pre-stain conditioner may be used to achieve an even finish on the softer earlywood.

Notable Features

High strength-to-weight ratio, distinct contrasting earlywood and latewood bands, and a mild, pleasant resiny scent when freshly cut.

Learn more about Douglas Fir in the Wood Encyclopedia
Identified August 17, 2026