centaurea cyanus, apera spica-venti, chenopodium album, glebionis segetum, spergula arvensis, arnoseris minima, capsella bursa-pastoris, crepis tectorum, erysimum cheiranthoides, fallopia convolvulus, lycopsis arvensis, lysimachia arvensis, raphanus raphanistrum, rumex acetosella, thlaspi arvense, trifolium arvense, vicia hirsuta