elymus repens, lepidium draba, arrhenatherum elatius, convolvulus arvensis, dactylis glomerata, lolium perenne, atriplex sagittata, crepis biennis, geranium pratense, plantago lanceolata, poa angustifolia, poa annua, polygonum aviculare, sisymbrium officinale, silene latifolia, tripleurospermum inodorum