amaranthus retroflexus, chenopodiastrum hybridum, chenopodium album, capsella bursa-pastoris, descurainia sophia, galinsoga parviflora, lamium amplexicaule, mercurialis annua, polygonum aviculare, senecio vulgaris, solanum nigrum, sonchus oleraceus, tripleurospermum inodorum, urtica urens, papaver rhoeas