New chemistry that’s especially effective on over 200 hard to kill weeds, right to the roots. Visible results in just 24 hours! Rainfast once dry. Reseed in just 2 weeks! Superior cool weather performance down to 45°F extends application window to early spring and to late fall, when weeds are most susceptible. Non 2, 4-D formula contains MCPA, Mecoprop-p, Dicamba and Carfentrazone. Pint conc. treats 21,000 sq. ft.