hordeum vulgare, apera spica-venti, galinsoga parviflora, stellaria media, vicia villosa, achillea millefolium, agrostemma githago, aphanes arvensis, artemisia vulgaris, avena sativa, centaurea cyanus, chenopodium album, cichorium intybus, cirsium arvense, convolvulus arvensis, elymus repens, erysimum cheiranthoides, polygonum aviculare, sinapis arvensis, sonchus arvensis, veronica persica, vicia hirsuta