Tordon RTU specialty herbicide effectively kills cut stumps when you are cleaning out fence lines and non-cropland areas. RTU stands for Ready-To-Use, and that's just what it is. No mixing or measuring is required, and you can use it nearly year-round. Just pour it into the convenient squirt bottle applicator, and go to work.Tordon RTU specialty herbicide effectively kills cut stumps when you are cleaning out fence lines and non-cropland areas. RTU stands for Ready-To-Use, and that's just what it is. No mixing or measuring is required, and you can use it nearly year-round. Just pour it into the convenient squirt bottle applicator, and go to work.Keeps more than 20 woody species at bayTranslocates into the tree's root system to stop resproutsNo-freeze formulation keeps the product flowing freelyThe blue dye in Tordon RTU lets you easily keep track of treated stumps Application Timing:Tordon RTU is ideal for in-season and off-season brush controlWeeds Controlled:Woody plants: ailanthus, alder, aspen, birch, cedar, cherry, dogwood, elm, firs, green ash, gum, hawthorn, hickory, hornbeam, maples, oaks, pecan, persimmon, serviceberry, sourwood and sweetbay