chenopodium album, echinochloa crus-galli, amaranthus retroflexus, ambrosia artemisiifolia, cannabis sativa, convolvulus arvensis, cyclachaena xanthiifolia, setaria pumila, atriplex tatarica, bromus tectorum, lepidium ruderale, matricaria discoidea, medicago lupulina, persicaria maculosa, plantago major, polygonum aviculare, sisymbrium loeselii, solanum nigrum