Southern Yellow Pine
Pinus spp. (likely Pinus palustris or Pinus echinata) • Softwood
Grain Pattern
Straight grain with prominent, uneven latewood bands that create a distinct 'cathedral' or feathered appearance when flat-sawn. Growth rings are clearly visible and pronounced.
Color Description
Heartwood is reddish-brown while sapwood is yellowish-white. The sample shows a warm, light-to-medium brown coloration typical of weathered or semi-exposed construction timber that has darkened from its original pale yellow.
Hardness Rating
690 lbf (Soft to Medium - varies significantly by specific species)
Durability Rating
Moderately Durable; heartwood has some natural resistance to decay but often requires pressure treatment for ground-contact applications. Susceptible to marine borers.
Common Uses
Structural framing, heavy construction, utility poles, decking, flooring, and plywood.
Geographic Origin
Southeastern United States
Market Value & Sustainability
Estimated Market Value
$1.50 - $3.00 per board foot (standard dimensional lumber pricing)
Wood Age Estimate
Modern lumber, likely 1 to 5 years old. Visible checks (surface cracks) suggest rapid drying and exposure to environmental cycling (sun/moisture).
Sustainability Status
Least Concern (IUCN); widely available and harvested from sustainably managed commercial plantations. FSC certified options are common.
Workability
Generally easy to work with both hand and machine tools, though high resin content can gum up saw blades and sandpaper. It holds nails and screws well.
Notable Features
Distinctive resinous scent when cut. Features a high strength-to-weight ratio making it a preferred choice for residential framing in North America.
Finish Recommendations
If used outdoors, a UV-inhibiting oil-based stain or clear sealer is recommended. For indoor use, polyurethane or lacquer work well, though a wood conditioner may be needed for even staining due to resin variability.
Identification Confidence
High; the wide, dark latewood bands and yellowish earlywood are characteristic of the Southern Yellow Pine group, and the structural application (post/joist) is a primary use case for this species.