Potlatch Corporation is a real estate investment trust (REIT). The Company operates through three segments: Resource, Wood Products and Real Estate. The Resource segment management activities include planting and harvesting trees, and building and maintaining roads. Its activities also include hunting leases, recreation permits and leases, mineral rights leases, biomass production and carbon sequestration. Its Wood Products segment manufactures and markets lumber, plywood and residual products at approximately five mills located in Arkansas, Idaho, Michigan and Minnesota. The activities of the Real Estate segment consist of the sale of selected non-core timberland real estate, which consists of over three categories, such as higher or better use (HBU) properties, rural real estate and non-strategic. The Company, through its subsidiaries, Potlatch TRS, operates real estate sales business and approximately five wood products manufacturing facilities that produce lumber and plywood.