: I have read other

: One would think it is white spruce (Picea glauca) but you cannot be exactly
: sure. If it is Canadian in origin and intended for construction use it may
: have been graded as SPF (spruce/pine/fir). Check for a stamp on the
: material you are looking at. So it could be white spruce (Picea glauca),
: lodgepole pine (Pinus contorta) or balsam fir (Abies sp.)

I've seen a lot of Englemann Spruce (picea englemanni) locally; pinkish areas are a giveaway to identifying this variety.

Whoa....this site calls Englemann spruce Sitka Spruce. A misnomer, or are they one and the same?!

http://forestry.about.com/library/tree/blenglsp.htm

"Common Names: Abete di Sitka, British Columbia sitka-spruce, coast west spruce, coast spruce, eipcea de menzies, epicea de Menzies, epicea de Sitka, epinette de sitka, great tideland spruce, menzies spar, Menzies spruce, menziesie, picea de Sitka, picea di Sitka, sequoia silver spruce, silver spruce, Sitka spar, Sitka spruce, sitka-fichte, sitkafichte, Sitka-gran, sitka-gran, sitkankuusi, sitka-spar, spruces d'america, tideland spruce, West Coast spruce

Habitat: Engelmann spruce is widely distributed in the western United States and two provinces in Canada

Uses: Engelmann spruce is used principally for lumber and for mine timbers, railroad crossties, and poles. "

Shawn