anthemis cotula, arctium lappa, artemisia absinthium, artemisia annua, carduus acanthoides, cichorium intybus, elymus repens, lepidium ruderale, plantago lanceolata, poa annua, polygonum aviculare, rumex conglomeratus, rumex crispus, trifolium hybridum, trifolium repens, xanthium strumarium