fallopia convolvulus, centaurea cyanus, papaver dubium, roemeria argemone, arenaria serpyllifolia, chenopodium album, knautia arvensis, myosotis stricta, polygonum aviculare, raphanus raphanistrum, rumex acetosella, scleranthus annuus, silene vulgaris, spergula arvensis, vicia cracca, viola arvensis