chenopodium album, galinsoga parviflora, persicaria lapathifolia, amaranthus retroflexus, ambrosia artemisiifolia, cirsium arvense, convolvulus arvensis, digitaria sanguinalis, echinochloa crus-galli, fallopia convolvulus, lipandra polysperma, mentha longifolia, portulaca oleracea, rorippa sylvestris, stellaria media, capsella bursa-pastoris, erigeron canadensis, lolium perenne, polygonum aviculare, rumex crispus, setaria pumila, sonchus asper, verbena officinalis