artemisia vulgaris, calamagrostis epigejos, chenopodium album, achillea millefolium, amaranthus albus, amaranthus retroflexus, arctium lappa, arctium tomentosum, atriplex oblongifolia, atriplex patula, bromus sterilis, carduus acanthoides, carduus crispus, centaurea jacea, chelidonium majus, cirsium vulgare, convolvulus arvensis, daucus carota, erigeron canadensis, galium aparine, lamium album, medicago lupulina, oenothera biennis, picris hieracioides, plantago major, polygonum aviculare, rumex obtusifolius, silene vulgaris, sisymbrium loeselii, sonchus asper, sonchus oleraceus, tripleurospermum inodorum, urtica dioica