TurfStar Weed-inator 20-5-10 includes a post-emergent to kill over 200 broadleaf weeds. Specially formulated with a proprietary growth regulator, our Weed-inator 20-5-10 not only controls weeds but regulates grass growth to save watering and reduce mowing frequency. It is a premium early spring fertilizer with insect control. Blended with 5 sources of nitrogen, this fertilizer will provide a quick green-up and sustained feeding for up to 6 months. TurfStar Weed-inator comes in a 40lb bag and covers 5000 sq. feet.