secale cereale, apera spica-venti, artemisia vulgaris, avena sativa, convolvulus arvensis, setaria viridis, chenopodium album, cirsium arvense, fallopia convolvulus, galinsoga parviflora, amaranthus retroflexus, buglossoides arvensis, elymus repens, erysimum cheiranthoides, medicago lupulina, papaver rhoeas, polygonum aviculare, scleranthus annuus, sonchus oleraceus, trifolium repens