capsella bursa-pastoris, descurainia sophia, achillea millefolium, apera spica-venti, cynoglossum officinale, matricaria discoidea, papaver rhoeas, veronica arvensis, anthemis arvensis, artemisia vulgaris, bromus hordeaceus, chenopodium album, daucus carota, echium vulgare, erigeron canadensis, geranium molle, geranium pusillum, marrubium vulgare, oxybasis glauca, papaver dubium, polygonum aviculare, potentilla reptans, trifolium campestre, xanthium strumarium, cerastium fontanum, erodium cicutarium, lycopsis arvensis, sinapis arvensis, sisymbrium officinale