Lawn fertilizer and weed killer in one. Controls dandelion and over 250 broadleaf weeds. 3-way action provides superior weed control. Slow release nitrogen fertilizer with polymer-coated technology. Feeds desirable grass longer while weeds gradually disappear from the lawn. Fine particle size for superior weed control feeding action. Greens the lawn in cooler temperatures. Do not apply during hot, dry weather when turf is under stress. Active ingredient: Dimethylamine Salt of 2, 4-D.