achillea millefolium, agrostis gigantea, amaranthus retroflexus, arctium lappa, artemisia absinthium, artemisia campestris, artemisia vulgaris, berteroa incana, chenopodium album, cichorium intybus, cirsium arvense, convolvulus arvensis, digitaria ischaemum, echinochloa crus-galli, echium vulgare, elymus repens, erigeron canadensis, lactuca serriola, lactuca tatarica, lepidium ruderale, medicago lupulina, medicago sativa, melilotus albus, pastinaca sativa, plantago major, setaria viridis, silene nutans, sonchus arvensis, trifolium hybridum, trifolium pratense, trifolium repens, tripleurospermum inodorum, tussilago farfara