Loblolly Pine (Pinus taeda)

Loblolly Pine (Pinus taeda)

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Common Name(s): Loblolly Pine

Scientific Name: Pinus taeda

Distribution: Southeastern United States, though also widely grown on plantations

Tree Size: 100-115 ft (30-35 m) tall, 1.5-5 ft (.4-1.5 m) trunk diameter

Average Dried Weight: 35 lbs/ft3 (570 kg/m3)

Specific Gravity (Basic, 12% MC): .47, .57

Janka Hardness: 690 lbf (3,070 N)

Modulus of Rupture: 12,800 lbf/in2 (88.3 MPa)

Elastic Modulus: 1,790,000 lbf/in2 (12.30 GPa)

Crushing Strength: 7,130 lbf/in2 (49.2 MPa)

Shrinkage:Radial: 4.8%, Tangential: 7.4%, Volumetric: 12.3%, T/R Ratio: 1.5

Color/Appearance: Heartwood is reddish brown, sapwood is yellowish white.

Grain/Texture: Straight grained with a fine to medium texture.

Endgrain: Large resin canals, numerous and evenly distributed, mostly solitary ; earlywood to latewood transition abrupt, color contrast high; tracheid diameter medium-large.

Rot Resistance: The heartwood is rated as moderate to low in decay resistance.

Workability: Overall, Loblolly Pine works fairly well with most tools, and it glues and finishes well.

Odor: No characteristic odor.

Allergies/Toxicity: Working with pine has been reported to cause allergic skin reactions and/or asthma-like symptoms in some people. See the articles Wood Allergies and Toxicity and Wood Dust Safety for more information.

Pricing/Availability: Should be widely available as construction lumber for a modest price.

Sustainability: This wood species is not listed in the CITES Appendices, and is reported by the IUCN as being a species of least concern.

Common Uses: Loblolly Pine is commonly used for construction, such as: stringers, roof trusses, poles, joists, piles; as well as interior applications such as subflooring and sheathing. In exterior applications, it is usually pressure-treated with preservatives.

Comments: Loblolly Pine is considered to be in the group of southern yellow pines, and shares many characteristics with other species of this group (Longleaf, Shortleaf, and Slash Pine) such as being: hard, dense, and possessing an excellent strength-to-weight ratio.

Related Species:

Related Articles:

Scans/Pictures:

Loblolly Pine (Pinus taeda)

Loblolly Pine (sanded)

Loblolly Pine (sealed)

Loblolly Pine (sealed)

Loblolly Pine (endgrain)

Loblolly Pine (endgrain)

Loblolly Pine (endgrain 10x)

Loblolly Pine (endgrain 10x)

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