Tenacity herbicide will allow lawns to look well from the beginning. Tenacity can be applied to existing weeds at seeding and provide residual control to continue keeping lawns and turfs looking good. It can be used to remove crabgrass, nimbleweed, bentgrass and other difficult to control weeds. It removes broadleaf weeds such as clover, dandelion, and chickweed. See label for a complete list.