Spectracide 32 Oz Lawn Weed Stop Concentrate32 oz. ready to spray hose- end Use on lawns to kill the toughest weeds like clover and dandelion Kills all major broadleaf weeds Visible results in hours Apply when daytime temperatures are between 50 degrees and 85 degrees Will not harm lawns Active ingredient: 2, 4-D 7.57%, Mecoprop 2.73%, Dicamba .71%, Sulfertrazone .18% Bottle