Key Features Low application rates per hectare Environmentally safe to use Very high efficacy Grass-friendly Metsulfuron Methyl is a residual pre and post emergent weed killer which targets broadleaf weeds, onion weed (guildford grass) and creeping oxalis. It is labelled to control broadleaf weeds and some annual grasses in pastures and industrial areas. It is very effective on weeds that include bulbs and tubers. It is recommended to only spot spray weeds as it can kill different types of plants as well as the targeted weeds. Metsulfuron Methyl is extremely effective weed killer, especially on weeds with a small surface area such as creeping oxalis and guildford grass. Application Rate 60g – 80g in 100L of water Details Surefire Metsulfuron Methyl is a residual sulfonylurea compound, used as a selective pre and postemergence herbicide for broadleaf weeds and some annual grasses. It is a systemic compound with foliar and soil activity, and it works rapidly after it is taken up by the plant. Its mode of action is by inhibiting cell division in the shoots and roots of the plant, and it is biologically active at low use rates. It is very effective on weeds that include bulbs or tubers. Surefire Metsulfuron Methyl is commonly used in broadacre farming, woody weed & brush control and forestry situations. It is usually used together with other herbicides that control the weeds not susceptible to metsulfuron. Metsulfuron-methyl also controls susceptible weeds in cereals, where selectivity is due to rapid metabolism within the cereal plants. Links Detailed Application Instructions