Apply in early spring to obtain control of pre-emerged and post-emerged weeds in Centipede, Zoysia and St. Augustine lawns. For best results, lawn should be moist prior to application. After application, water in well. Do not use on Bermuda Grass or any type of Northern grasses. Coverage: 12.8 lb. - 2,000 sq. ft.; 25.6 lb. - 4,000 sq. ft. Always Read and Follow Label Directions. Formerly 10915 and 10917