erigeron canadensis, artemisia vulgaris, chenopodium album, lactuca serriola, sonchus oleraceus, achillea millefolium, apera spica-venti, bromus sterilis, calystegia sepium, erysimum cheiranthoides, galinsoga parviflora, hordeum murinum, impatiens parviflora, lapsana communis, lolium perenne, malva neglecta, medicago lupulina, plantago major, silene latifolia, sisymbrium loeselii, sisymbrium officinale, euphorbia peplus, galinsoga quadriradiata, viola arvensis