agrostis gigantea, amaranthus retroflexus, artemisia absinthium, artemisia campestris, artemisia vulgaris, capsella bursa-pastoris, chenopodium album, cichorium intybus, convolvulus arvensis, digitaria ischaemum, echinochloa crus-galli, echium vulgare, elymus repens, lactuca tatarica, lappula squarrosa, medicago lupulina, plantago major, polygonum aviculare, potentilla norvegica, setaria viridis, trifolium hybridum, trifolium repens, tripleurospermum inodorum, tussilago farfara