convolvulus arvensis, arctium lappa, erigeron canadensis, cirsium arvense, tripleurospermum inodorum, amaranthus retroflexus, bromus grossus, chenopodium album, hordeum murinum, lactuca serriola, lolium perenne, setaria viridis, stellaria media, torilis arvensis, capsella bursa-pastoris, sonchus oleraceus