zea mays, elymus repens, equisetum arvense, amaranthus retroflexus, artemisia vulgaris, avena fatua, bidens tripartita, centaurea cyanus, chenopodium album, cirsium arvense, convolvulus arvensis, erodium cicutarium, erysimum cheiranthoides, fallopia convolvulus, galinsoga parviflora, lysimachia arvensis, persicaria lapathifolia, persicaria maculosa, polygonum aviculare, setaria pumila, solanum nigrum, sonchus oleraceus, stellaria media, thlaspi arvense, veronica arvensis, viola arvensis