echinochloa crus-galli, chenopodium album, atriplex patula, malva neglecta, portulaca oleracea, setaria pumila, cerastium holosteoides, convolvulus arvensis, crepis biennis, dactylis glomerata, digitaria sanguinalis, erigeron canadensis, lactuca serriola, lipandra polysperma, lolium perenne, matricaria chamomilla, persicaria lapathifolia, poa annua, polygonum aviculare, rorippa palustris, setaria viridis, stellaria aquatica, trifolium hybridum, trifolium pratense, achillea millefolium, capsella bursa-pastoris, elymus repens, erigeron annuus, oxalis stricta, plantago major, senecio vulgaris, sonchus asper, trifolium repens, ranunculus repens