ambrosia artemisiifolia, setaria pumila, chenopodium album, cirsium arvense, convolvulus arvensis, digitaria sanguinalis, echinochloa crus-galli, galinsoga parviflora, panicum capillare, setaria viridis, capsella bursa-pastoris, lipandra polysperma, persicaria lapathifolia, persicaria maculosa, plantago major, polygonum aviculare, verbena officinalis