scleranthus annuus, cerastium semidecandrum, fallopia convolvulus, hypochaeris glabra, myosotis stricta, ornithopus perpusillus, rumex acetosella, spergula arvensis, chenopodium album, cirsium arvense, crepis tectorum, elymus repens, galinsoga parviflora, poa annua, raphanus raphanistrum, setaria pumila, stellaria media, viola arvensis