brassica napus, polygonum aviculare, artemisia vulgaris, sisymbrium loeselii, achillea millefolium, delphinium consolida, thlaspi arvense, tripleurospermum inodorum, capsella bursa-pastoris, chenopodium album, cirsium arvense, erigeron canadensis, fallopia convolvulus, geranium pusillum, hypericum perforatum, myosotis arvensis, papaver rhoeas, setaria pumila, silene noctiflora, trifolium pratense, viola arvensis