RM43 Total Vegetation Control, 2.5 Gallons, ConcentrateRM43 is your solution for total vegetation control on bare ground or for spot control of brush, vines, and more than 150 weeds. It kills existing weeds and prevents future growth on walkways, roadsides, fence lines, and any place you want to keep free from invasive plants. RM43 Total Vegetation Control is a combination of two herbicides and a surfactant. Glyphosate kills the weeds, and imazapyr prevents new growth. It is rainfast in two hours, and