QT, Concentrate, Weed & Grass Killer, Extended Control, Non-Selective Vegetation Killer, Kills Any Vegetation It Comes In Contact & Will Prevent Re-Growth For Up To 3 Months, Provides A Protective Barrier From Weeds & Grasses From Germinating In The Treated Area For Up To 3 Months, Avoid Direct Spray On Desirable Plants, Makes Up To 10 Gallons, Rain Fast In 15 Minutes, Visible Results In As Soon As 3 Hours.