Pitch Pine (Pinus rigida)

Pitch Pine (Pinus rigida)

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Common Name(s): Pitch Pine

Scientific Name: Pinus rigida

Distribution: Northeastern United States

Tree Size: 50-65 ft (15-20 m) tall, 2 ft (.6 m) trunk diameter

Average Dried Weight: 34 lbs/ft3 (545 kg/m3)

Specific Gravity (Basic, 12% MC): .47, .55

Janka Hardness: 620 lbf (2,760 N)

Modulus of Rupture: 10,800 lbf/in2 (74.5 MPa)

Elastic Modulus: 1,430,000 lbf/in2 (9.86 GPa)

Crushing Strength: 5,940 lbf/in2 (41.0 MPa)

Shrinkage: Radial: 4.0%, Tangential: 7.1%, Volumetric: 10.9%, T/R Ratio: 1.8

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

Grain/Texture: Straight grained with a medium texture.

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

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

Workability: Overall, Pitch Pine works fairly well with most tools, though the resin can gum up tools and clog sandpaper. Pitch Pine glues and finishes well.

Odor: Has a distinct smell that is shared among most species in the Pinus genus.

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: Pitch Pine is sold and mixed interchangeably with other species as Southern Yellow Pine, which is widely available as a 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: Southern Yellow Pine is used for heavy construction, such as: bridges, beams, poles, railroad ties, etc. It’s also used for making plywood, wood pulp, and veneers.

Comments: Although much more predominant in northern states, Pitch Pine is technically considered to be in the group of Southern Yellow Pines, (though it is a very minor species), and is found as far south as northern Georgia.

Related Species:

Related Articles:

Scans/Pictures:

Pitch Pine (Pinus rigida)

Pitch Pine (sanded)

Pitch Pine (sealed)

Pitch Pine (sealed)

Pitch Pine (endgrain)

Pitch Pine (endgrain)

Pitch Pine (endgrain 10x)

Pitch Pine (endgrain 10x)

One Comment

  1. 9X Interior June 21, 2018 at 2:34 am - Reply

    Great info on specs for those who learn about wood like us. Moreover, I have official sources from wood-database

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