atriplex sagittata, elymus repens, arctium tomentosum, chenopodium album, amaranthus retroflexus, artemisia vulgaris, atriplex patula, cirsium arvense, convolvulus arvensis, descurainia sophia, pastinaca sativa, persicaria amphibia, galinsoga parviflora, sisymbrium officinale, solanum nigrum, thlaspi arvense