Apr 15, 2011. /Lesprom Network/. Boise Cascade plans to resume production at its La Grande, Oregon, USA, sawmill in late April, as Random Lengths reported. Limited product volumes and mix will focus primarily on narrower widths of 1-inch. The plant has been idle since June 2009. Boise Cascade manufactures engineered wood products, plywood, lumber, and particleboard and distributes a broad line of building materials.