lactuca serriola, cirsium arvense, elymus repens, tripleurospermum inodorum, achillea millefolium, artemisia vulgaris, atriplex patula, carduus acanthoides, chenopodium album, daucus carota, erigeron canadensis, lathyrus tuberosus, medicago sativa, pastinaca sativa, picris hieracioides, plantago major, sisymbrium officinale, tanacetum vulgare, vicia cracca, carduus crispus, medicago lupulina, sonchus arvensis