Also it will kill any turfgrass that might be on the lawn. I don't think it is a good solution for controlling annual weeds in a lawn. Mowing as high as you can, fertilizing primarily in the fall to create a dense lawn, proper watering, and possibly a preemergence herbicide in the spring are the best ways to control crabgrass. The information given herein is supplied with the understanding that no discrimination is intended and no endorsement by the Purdue University Cooperative Extension Service is implied. Any person using products listed assumes full responsibility for their use in accordance with current direction of the manufacturer.
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