SKIP THE MIDDLEMAN AND BUY DIRECT FROM THE SAWMILL! Root River Hardwoods operates band and circle mills and has been producing the finest hardwoods for over 30 years. We buy and harvest timber in Minnesota, Wisconsin and Iowa, home to the finest hardwood timbers. Lumber is specially hand selected from our sawmills for the Kiln Dried Lumber Stores, this process assures you the best possible color and quality available. Root River Hardwoods Kiln Dried Lumber Stores, more than just lumber.