Spectracide Weed Stop PLUS Crabgrass 32 oz

Spectracide Weed Stop For Lawns Plus Crabgrass Killer kills over 470 types of weeds as listed, including crabgrass. This product kills weeds by contact – down to the root – producing visible results in 5 hours. When used as directed, this powerful formula kills weeds without harming your lawn. Apply when daytime temperatures are between 45° and 90° F. Do not apply to Bermudagrass when daytime temperatures exceed 90° F. For best results, mow lawn two to three days before treating.