lactuca serriola, sisymbrium officinale, tripleurospermum inodorum, anthriscus sylvestris, atriplex hortensis, atriplex sagittata, capsella bursa-pastoris, chenopodium suecicum, descurainia sophia, galium aparine, lolium perenne, stellaria media, artemisia vulgaris, chenopodium album, chenopodium opulifolium, papaver rhoeas, senecio vulgaris, sonchus oleraceus