15M Green Thumb 28-0-3 Weed & Feed. Easy to use. Apply when weeds are growing. Kills Weeds while Feeding Your Lawn. Contains 1.34% Trimec. 31% Controlled Release Nitrogen. Controls Dandelions and over 250 broadleaf weeds including: clover, ground ivy and chickweed. Fast Green-up & Timed Release for Extended Feeding. Covers up to 15,000 square feet. Continuously feeds for up to 16 Weeks!