Herbercide MOA--Pulse Crops: Search By Resistant Weed(s) Back to Search Menu Weed --- Select a weed --- annual bluegrass black mustard common lambsquarters downy brome Italian ryegrass jointed goatgrass kochia mayweed chamomile prickly lettuce redroot pigweed shepherd's-purse spiny sowthistle wild oat This weed may have biotypes resistant to the active ingredients in these herbicide trade names