Martin's Eraser Maxx Super Concentrated HerbicideEraser Maxx Super Concentrated Herbicide is ideal for controlling grass, broadleaf weeds, brush and vines. Its fast acting and kills weeds up to one year from just one application. Use as total vegetation control or as a spot treatment for all season long control. Product Details Use Sites: Fence rows, driveways, patios, mulch areas, gravel beds Effective Against: Weeds, grasses, vines, brush, trees Active Ingredients: 43. 6 % Glyphosate 0. 78 %