Wisconsin Fertilizer Liqui-Grow Locations Twin State Janesville3631 Polzin Road Janesville, WI 53548(608) 755-1003800-553-1003 Manager: Frank MastersLiqui-Grow of Elkhorn309 E Centralia Street Elkhorn, WI 53121(262) 723-2946 Manager: Jake Standal Fetching directions...... Reset directions Print directions MIDWEST LOCATIONS IOWA ILLINOIS