centaurea cyanus, fallopia convolvulus, chenopodium album, elymus repens, polygonum aviculare, raphanus raphanistrum, scleranthus annuus, achillea millefolium, anthemis arvensis, convolvulus arvensis, galeopsis tetrahit, phleum pratense, rumex acetosella, viola arvensis, myosotis arvensis, plantago major, sherardia arvensis, sonchus asper, stellaria media