ambrosia artemisiifolia, convolvulus arvensis, elymus repens, rumex obtusifolius, capsella bursa-pastoris, chenopodium album, daucus carota, erigeron canadensis, galinsoga parviflora, oxalis stricta, persicaria lapathifolia, plantago major, rorippa sylvestris, rubus caesius, setaria pumila, sonchus oleraceus, verbena officinalis, viola arvensis