SPF (Spruce-Pine-Fir Group)
Picea glauca, Pinus contorta, Abies balsamea · Softwood
AI-generated identification · may be incorrect- Type
- Softwood
- Origin
- Northern North America (Canada and Northern United States)
- Hardness
- Approximately 420–510 lbf (Very Soft to Soft classification)
- Durability
- Non-durable; low resistance to rot, decay, and insect attack. Best suited for interior use or protected environments.
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Grain Pattern
Straight, medium-to-fine texture with distinct growth rings showing flat-sawn cathedral patterns; small tight knots visible.
Color & Appearance
Heartwood is typically creamy white to light yellowish-brown; sapwood is not clearly distinguished from heartwood. The center piece shows dark staining likely from mineral deposits or water-induced weathering.
Hardness (Janka)
Approximately 420–510 lbf (Very Soft to Soft classification)
Durability & Decay Resistance
Non-durable; low resistance to rot, decay, and insect attack. Best suited for interior use or protected environments.
Value & Age
$0.70 - $1.20 per board foot (standard dimensional lumber pricing)
AI estimate for general guidance only — not a professional appraisal. Actual value depends on grade, dimensions, condition, and local market demand.
- Wood Age Estimate
- Modern lumber, likely 1–3 years post-harvest based on the lack of deep oxidation and the presence of manufacturing marks/stamps.
Common Uses
Residential construction framing, shelving, pallets, crates, structural light-duty lumber, and basic DIY projects.
Geographic Origin
Northern North America (Canada and Northern United States)
Workability
Very easy to work with both hand and machine tools; however, it can be prone to splintering and easy marking due to its low density.
Finish Recommendations
Accepts paint well; staining may require a wood conditioner to prevent blotchiness. Polyurethane or lacquer are common for utility items.
Notable Features
Mild resinous scent when cut; lightweight with a high strength-to-weight ratio for construction purposes.
