ambrosia artemisiifolia, echinochloa crus-galli, ranunculus repens, trifolium pratense, calystegia sepium, centaurea stenolepis, chenopodium album, cirsium arvense, daucus carota, erigeron canadensis, fallopia convolvulus, lactuca serriola, leucanthemum ircutianum, lipandra polysperma, lolium multiflorum, medicago lupulina, persicaria lapathifolia, plantago lanceolata, plantago major, setaria pumila, trifolium repens