We are offering spruce wood. specification of product: four species, white spruce (picea glauca), engelmann spruce (pice aengelmannii), lodgepole pine (pinus contorta), and alpine fir (abies lasiocarpa) comprise the spruce-pine-fir species group. All yield high grade timber with relatively small, sound tight knots. Lumber produced from spruce-pine-fir species is marketed together as spf. Canadian woods of similar characteristics that have been grouped for production and marketing.