erigeron canadensis, apera spica-venti, elymus repens, agrostis capillaris, chenopodium album, convolvulus arvensis, crepis tectorum, digitaria ischaemum, fallopia convolvulus, helichrysum arenarium, papaver dubium, senecio vernalis, setaria viridis, spergula arvensis, trifolium arvense, achillea millefolium, artemisia campestris, corispermum intermedium, melilotus officinalis, silene latifolia