Douglas Fir — Pseudotsuga menziesii
Medium based on the prominent knot structure, rough bark texture, and color characteristics typical of coniferous softwoods like Douglas Fir confidence

Douglas Fir

Pseudotsuga menziesii · Softwood

Type
Softwood
Origin
Pacific Northwest of North America
Hardness
710 lbf (Soft)
Durability
Moderately Durable, with moderate resistance to decay and insects

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Grain Pattern

Straight grain with a prominent circular knot figure visible on the face

Color & Appearance

Light reddish-brown heartwood with a lighter yellowish sapwood, darkens slightly with age and exposure to UV light

Hardness (Janka)

710 lbf (Soft)

Durability & Decay Resistance

Moderately Durable, with moderate resistance to decay and insects

Value & Sustainability

Estimated Market Value
3.00 to 6.00 USD per board foot depending on grade and dimensions
Wood Age Estimate
Estimated to be moderately weathered, likely several decades old based on surface oxidation and bark condition
Sustainability Status
Not listed on CITES, IUCN least concern, widely available through sustainably managed forests and plantations

Common Uses

Construction framing, plywood, heavy timber construction, flooring, and exterior decking

Geographic Origin

Pacific Northwest of North America

Workability

Generally works well with both hand and machine tools, though knots can present challenges with tearout and dulling

Finish Recommendations

Takes stains, varnishes, and exterior finishes well, though pre-conditioning may be required for even stain absorption

Notable Features

High strength-to-weight ratio, distinct growth rings, and characteristic resin odor when freshly cut

Learn more about Douglas Fir in the Wood Encyclopedia
Identified August 30, 2026