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Common Name(s): Western White Pine, Idaho White Pine Scientific Name: Pinus monticola Distribution: Mountainous regions of western North America Tree Size: 100-150 ft (30-46 m) tall, 3-5 ft (1-1.5 m) trunk diameter Average Dried Weight: 27 lbs/ft3 (435 kg/m3) Specific Gravity (Basic, 12% MC): .35, .43 Janka Hardness: 420 lbf (1,870 N) Modulus of Rupture: 9,700 lbf/in2 (66.9 MPa) Elastic Modulus: 1,460,000 lbf/in2 (10.07 GPa) Crushing Strength: 5,040 lbf/in2 (34.8 MPa) Shrinkage: Radial: 4.1%, Tangential: 7.4%, Volumetric: 11.8%, T/R Ratio: 1.8 |
Color/Appearance: Heartwood is a light brown, sometimes with a slightly reddish hue, sapwood is a pale yellow to nearly white. Color tends to darken with age.
Grain/Texture: Grain is straight with an even, medium texture.
Endgrain: Large resin canals, numerous and evenly distributed, mostly solitary; earlywood to latewood transition gradual, color contrast fairly low; tracheid diameter medium to large.
Rot Resistance: The heartwood is rated as moderate to low in decay resistance.
Workability: Western White Pine is easy to work with both hand and machine tools. Glues and finishes well.
Odor: Western White Pine has a faint, resinous odor while being worked.
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: Western White Pine is widely harvested for construction lumber and is sometimes sold interchangeably with Sugar Pine. Prices should be moderate to high for a domestic softwood.
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: Veneer, plywood, crates, boxes, wooden matches, interior millwork, carving, and construction lumber.
Comments: Western White Pine is the state tree of Idaho, and is sometimes referred to as Idaho White Pine—some high-grade lumber will bear the corresponding stamp: IWP.
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- Ponderosa Pine (Pinus ponderosa)
- Radiata Pine (Pinus radiata)
- Red Pine (Pinus resinosa)
- Sand Pine (Pinus clausa)
- Scots Pine (Pinus sylvestris)
- Shortleaf Pine (Pinus echinata)
- Slash Pine (Pinus elliottii)
- Spruce Pine (Pinus glabra)
- Sugar Pine (Pinus lambertiana)
- Sumatran Pine (Pinus merkusii)
- Table Mountain Pine (Pinus pungens)
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