cirsium arvense, convolvulus arvensis, echinochloa crus-galli, euphorbia tommasiniana, oxalis stricta, setaria pumila, viola arvensis, ambrosia artemisiifolia, chenopodium album, daucus carota, erigeron canadensis, lysimachia arvensis, mentha pulegium, myosotis arvensis, persicaria maculosa, polygonum aviculare, rumex crispus, verbena officinalis