Wood Species Guide
Southern Yellow Pine
Pinus palustris, P. elliottii, P. taeda, P. echinata (sold as one group)
Also called: SYP, Yellow Pine, Southern Pine; includes Longleaf, Slash, Loblolly and Shortleaf Pine
About the name “Southern Yellow Pine”
Southern yellow pine is a lumber grouping, not one species. Boards sold under the name can be longleaf, slash, loblolly or shortleaf pine, and you usually cannot tell which at the lumberyard. Longleaf is the densest of the group.
What Southern Yellow Pine looks like
Pale yellow to light orange-brown, with darker reddish-brown latewood bands. Heartwood darkens to a rich amber over time; sapwood stays lighter.
Grain and texture
Straight grain with a medium texture and a very strong contrast between soft earlywood and dense, resinous latewood. Fresh wood smells strongly of pine resin.
Working Southern Yellow Pine: planing, cutting and gluing
Hard and heavy for a pine, with hardness ranging from about 690 lbf (loblolly and shortleaf) to 870 lbf (longleaf). The latewood is hard on hand tools and the resin gums up saw blades and sandpaper, so clean blades often. It glues well once surfaces are freshly planed and free of pitch.
Finishing Southern Yellow Pine: oil, film finishes and epoxy
Stain tends to blotch because of the banded density. Resin can bleed through finishes, especially near knots, so seal knots with dewaxed shellac. For epoxy work, make sure the lumber is fully kiln dried (pitch set) and seal coat it first; wet or resinous pine can bubble and cause poor adhesion. Never use pressure-treated pine for indoor furniture or epoxy pours.
Durability, stability and Florida humidity
Untreated heartwood is only moderately resistant to decay and sapwood is not resistant at all, which is why so much of it is pressure treated for outdoor use. Florida termites love it. Indoors in air conditioning it is stable and strong, but acclimate boards for a week or more before building, because construction lumber often arrives wetter than furniture wood.
Shop notes from our Fort Myers shop
This is the pine Florida was built with, and it is our go-to suggestion for budget shelving, workbenches, painted furniture and shop jigs. Pick through boards for straight grain and few knots, and let them sit in your house before you cut them. If you love the look of old heart pine, see our heart pine guide; new SYP is lighter and less resinous. We don't sell construction lumber, but we're happy to talk through a project.
Common uses for Southern Yellow Pine
Framing, flooring, trusses, decking (treated), plywood, utility shelving, workbenches and painted furniture.
Sustainability and CITES status
Not listed in the CITES Appendices. Most commercial supply comes from managed plantations of loblolly and slash pine. Longleaf pine forests have shrunk to a small fraction of their original range, and longleaf is listed as threatened on the IUCN Red List.
Safety and toxicity
- Skin irritation
- Respiratory / asthma
- Sensitizer (allergy builds with exposure)
Pine dust and resin can irritate the skin and nose and trigger asthma in some people. The resin (rosin) is a known contact allergen, so people who handle a lot of fresh, pitchy pine can become sensitized.
- In the shop
- Dust collection + respirator when sanding; gloves when handling pitchy boards
- Food contact
- Not recommended for cutting boards, bowls and utensils
General information, not medical advice. See a doctor if you have a reaction.
Pine dust and resin can cause skin reactions and asthma-like symptoms in some people. Use dust collection and a respirator.
Southern Yellow Pine in stock now
Ask us. We can often source it.
We don't have Southern Yellow Pine listed online right now, but new slabs and lumber come in all the time and not everything makes it to the website. Tell us what you're building and we'll check our racks and suppliers.
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