Douglas Fir — Pseudotsuga menziesii
High, determined by the distinct straight vertical grain pattern, prominent growth ring contrast, and characteristic reddish-brown hue typical of Douglas Fir confidence

Douglas Fir

Pseudotsuga menziesii · Softwood

Type
Softwood
Origin
Western North America, particularly the Pacific Northwest and Rocky Mountain regions
Hardness
660 lbf (Soft)
Durability
Moderately Durable, with fair resistance to decay but susceptible to insect attack if untreated

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Grain Pattern

Straight grain with vertical grain (quarter-sawn/rift-sawn) characteristics showing distinct growth rings

Color & Appearance

Light reddish-brown heartwood with a paler yellowish-white sapwood, moderate natural luster, darkening to a deeper amber or reddish-brown upon exposure to light and air

Hardness (Janka)

660 lbf (Soft)

Durability & Decay Resistance

Moderately Durable, with fair resistance to decay but susceptible to insect attack if untreated

Value & Sustainability

Estimated Market Value
3.00 to 6.00 USD per board foot for standard grades
Wood Age Estimate
Estimated to be moderately aged, around 10 to 30 years based on surface oxidation and finish patina
Sustainability Status
Not listed on CITES appendices, IUCN Least Concern, widely available with sustainable plantation and forestry management programs

Common Uses

Construction, framing, plywood, flooring, heavy timber construction, doors, and veneer

Geographic Origin

Western North America, particularly the Pacific Northwest and Rocky Mountain regions

Workability

Generally works well with both hand and machine tools, though the pronounced contrast in hardness between earlywood and latewood can occasionally cause splintering or uneven planing if blades are not sharp

Finish Recommendations

Takes stains, varnishes, and polyurethanes exceptionally well; light sanding and a conditioner may be used to achieve an even finish on earlywood and latewood transitions

Notable Features

High strength-to-weight ratio, distinct contrasting growth rings, aromatic scent when freshly cut, and excellent structural integrity

Learn more about Douglas Fir in the Wood Encyclopedia
Identified August 9, 2026