SPF (Spruce-Pine-Fir) / Likely Eastern White Pine
Pinus strobus • Softwood
Grain Pattern
Generally straight grain with a fine, even texture. Shows flat-sawn cathedral patterns and minor tight knots (pin knots) standard in utility-grade lumber.
Color Description
Heartwood is light brown or cream with a reddish-brown hue in the growth rings; sapwood is pale yellow to nearly white. Ages to a deeper golden yellow or amber over time with UV exposure.
Hardness Rating
380 lbf (Very Soft)
Durability Rating
Non-durable to Slightly Durable. Low resistance to rot and insect attack; requires chemical treatment for exterior use.
Common Uses
General construction, framing, light-duty furniture, structural shelving, DIY crates, interior trim, and paneling.
Geographic Origin
Northeastern North America and the Great Lakes region.
Market Value & Sustainability
Estimated Market Value
$1.00 - $2.50 per board foot (standard dimensional lumber pricing).
Wood Age Estimate
Relatively recent/New (less than 1 year since milling). Light color and absence of grey oxidation or heavy patina suggest kiln-dried retail lumber.
Sustainability Status
Least Concern (IUCN). Highly sustainable, common in FSC-certified forests and widely managed across North America.
Workability
Very easy to work with both hand and machine tools. Glues and finishes well, though it is prone to indentation and bruising due to low density. Saws cleanly but can 'fuzz' if tools are dull.
Notable Features
Distinctive resinous scent when cut. Very lightweight with low stiffness. Contains resin canals that may occasionally exude pitch if not kiln-dried properly.
Finish Recommendations
Accepts paint well. For staining, a pre-stain wood conditioner is highly recommended to prevent blotchiness. Water-based or oil-based polyurethanes are standard for protection.
Identification Confidence
High; visual indicators including the distinct contrast between earlywood/latewood, presence of small knots, and typical 'SPF' retail appearance are consistent with White Pine or a closely related Spruce mix.