elymus repens, erigeron canadensis, urtica dioica, artemisia vulgaris, convolvulus arvensis, tripleurospermum inodorum, arctium tomentosum, artemisia absinthium, bromus inermis, carduus crispus, centaurea cyanus, chenopodium album, erodium cicutarium, fagopyrum tataricum, lactuca serriola, persicaria amphibia, setaria pumila, sonchus arvensis