L4 Weed-clean metabolize into innocuous substance in grass.It is safe to Cool-season grasses, such as Bluegrass, Bentgrass, Ryegrass, Fescue etc.

• L4杂草净在草坪草植株体内迅速代谢为无害物，对冷季型草如早熟禾、翦股颖、黑麦草和高羊茅等安全。