Douglas Fir — Pseudotsuga menziesii
High; identified by the prominent, sharply defined growth ring transition between earlywood and latewood, reddish-brown hue, and characteristic softwood grain structure confidence

Douglas Fir

Pseudotsuga menziesii · Softwood

Type
Softwood
Origin
Western North America, ranging from British Columbia down through the Pacific Northwest and Rocky Mountains
Hardness
710 lbf (Soft)
Durability
Moderately Durable; offers moderate resistance to decay and weathering, though susceptible to insect attack if left untreated outdoors

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Grain Pattern

Straight to slightly wavy grain with distinct growth rings showing a mix of flat-sawn cathedral patterns and tighter vertical grain segments

Color & Appearance

Light reddish-brown to yellowish-brown heartwood with a paler yellowish sapwood; darkens over time with light exposure, showing moderate natural luster

Hardness (Janka)

710 lbf (Soft)

Durability & Decay Resistance

Moderately Durable; offers moderate resistance to decay and weathering, though susceptible to insect attack if left untreated outdoors

Value & Sustainability

Estimated Market Value
3.00 to 7.00 USD per board foot depending on grade, vertical grain quality, and whether it is reclaimed
Wood Age Estimate
Estimated to be several decades old based on the tight, consistent growth ring patterns typical of older growth or slow-grown timber and surface oxidation
Sustainability Status
Not listed on CITES appendices and not considered threatened by the IUCN; widely available from sustainably managed forests and plantations

Common Uses

Construction framing, plywood, flooring, heavy timber construction, doors, window sashes, and rustic furniture

Geographic Origin

Western North America, ranging from British Columbia down through the Pacific Northwest and Rocky Mountains

Workability

Generally easy to work with both hand and machine tools, though the sharp contrast in density between earlywood and latewood can occasionally cause splintering or uneven planing

Finish Recommendations

Takes stains, varnishes, oils, and polyurethane very well, though a pre-stain conditioner may be helpful to ensure even color absorption on the softer earlywood

Notable Features

High strength-to-weight ratio, pronounced contrast between earlywood and latewood bands, and a distinct resinous scent when freshly cut

Learn more about Douglas Fir in the Wood Encyclopedia
Identified August 29, 2026