lactuca serriola, chenopodium album, erigeron canadensis, persicaria maculosa, poa annua, achillea millefolium, galinsoga quadriradiata, matricaria discoidea, sisymbrium officinale, sonchus oleraceus, tripleurospermum inodorum, artemisia vulgaris, matricaria chamomilla, sinapis arvensis, solanum nigrum, torilis japonica, epilobium montanum, plantago major, senecio viscosus