Kill weeds in your Southern lawn with Ortho WeedClear Lawn Weed Killer Ready-to-Use1 Refill. This lawn weed control product kills all listed weeds without harming your lawn (when used as directed). The formula produces results in hours and kills over 250 major broadleaf weeds down to the root, including dandelion, chickweed, clover, creeping charlie, dollarweed, spurge, oxalis, and others as listed. Use this weed killer on warm-season lawn grasses, including Bahiagrass, Bentgrass, Bermudagrass (hybrid and common), Buffalograss, Centipedegrass, Perennial Ryegrass, Fescue, Kentucky Bluegrass, Zoysiagrass, and St. Augustinegrass (except Floratam). To use, detach your Comfort Wand from its original container and attach to the refill bottle. Set to your desired spray pattern, and spray at the center of individual weeds to lightly cover weed leaves. For best results, apply to actively growing weeds when daytime temperatures are below 90F and not expected to exceed 90F for 6 hours. This product is for spot treatment only; do not apply to the entire lawn. Do not allow people or pets to enter the treated area until sprays have dried. Use Ortho WeedClear Lawn Weed Killer Ready-to-Use1 to kill weeds to the roots so they won't come back!