Farm General 75272 41% Glyphosate Grass & Weed Killer, 2.5-GallonFarm General 41% Glyphosate Grass & Weed Killer is a non selective, broad spectrum herbicide for agricultural, residential and industrial use in non crop areas. It's been used in forestry site preparation, at plant nurseries, and along roadsides and railroads as a way to keep the plants you want and kill every plant you don't. This post emergent herbicide controls over 150 annual and perennial weeds, woody brush, vines, and trees within days of