Use Spectracide Weed Stop For Lawns Plus Crabgrass Killer RTU to kill over 470 types of weeds as listed, including crabgrass. The product produces visible results in 5 hours. This product kills broadleaf and troublesome grass weeds including dandelion, chickweed and clover as well as crabgrass, foxtail and yellow nutsedge, see product label for complete list of weed types. Apply when daytime temperatures are between 45 degrees Fahrenheit and 90 degrees Fahrenheit. Do not apply to Bermudagrass when daytime temperatures exceed 85 degrees Fahrenheit.

• Kills yellow nutsedKills all types of listed broadleaf weeds including dandelion, chickweed, clover and yellow nutsedgege

• This product will give you visible results in 5 hours

• Spectracide weed stop for lawns concentrate kills by contact and kills weed roots

• Kills weed roots