descurainia sophia, lactuca serriola, arctium tomentosum, artemisia vulgaris, atriplex patula, atriplex sagittata, bromus sterilis, capsella bursa-pastoris, chenopodium ficifolium, erigeron canadensis, hordeum murinum, lepidium ruderale, lolium perenne, lysimachia arvensis, mercurialis annua, polygonum aviculare, sisymbrium loeselii, sisymbrium officinale, sonchus arvensis, stellaria media, tripleurospermum inodorum, viola arvensis