cyclachaena xanthiifolia, elymus repens, ambrosia artemisiifolia, armoracia rusticana, artemisia annua, atriplex tatarica, bromus japonicus, chenopodium album, descurainia sophia, hordeum murinum, lactuca serriola, melilotus officinalis, sisymbrium loeselii, tripleurospermum inodorum, urtica dioica