secale cereale, apera spica-venti, elymus repens, polycnemum arvense, setaria pumila, bromus secalinus, herniaria hirsuta, polygonum aviculare, chenopodium album, digitaria ischaemum, draba verna, fallopia convolvulus, lysimachia arvensis, rumex acetosella, scleranthus annuus, spergula arvensis, trifolium arvense