sisymbrium officinale, achillea collina, argentina anserina, chenopodium album, galinsoga parviflora, agrostis capillaris, artemisia vulgaris, capsella bursa-pastoris, dactylis glomerata, descurainia sophia, elymus repens, erigeron canadensis, lolium perenne, plantago lanceolata, poa annua, polygonum aviculare, silene latifolia, urtica dioica