poa annua, agrostis gigantea, lolium perenne, plantago major, alopecurus pratensis, bryum argenteum, capsella bursa-pastoris, elymus repens, matricaria discoidea, plantago lanceolata, sisymbrium officinale, tripleurospermum inodorum, chenopodium album, secale cereale, trifolium hybridum, triticum aestivum