For use on warm and cool season grasses. Apply in early spring or fall 2 or 3 weeks prior to seed germination to obtain control of grassy and broadleaf weeds. See back label for overseeding/reseeding restrictions. For best results, application should be followed by 1/2" of rainfall or irrigation. 20 lb. Coverage: 5000 sq ft. Analysis: 16-0-8 plus Prodiamine.