lolium perenne, plantago major, poa annua, polygonum aviculare, sisymbrium officinale, capsella bursa-pastoris, cerastium holosteoides, daucus carota, matricaria discoidea, ranunculus repens, rumex obtusifolius, trifolium pratense, trifolium repens, tripleurospermum inodorum, urtica dioica