chenopodium album, convolvulus arvensis, artemisia absinthium, artemisia campestris, calamagrostis epigejos, cannabis sativa, cichorium intybus, echium vulgare, erigeron canadensis, fallopia convolvulus, lactuca serriola, lepidium ruderale, medicago lupulina, polygonum aviculare, stachys annua, tripleurospermum inodorum