poa annua, viola arvensis, stellaria media, anthoxanthum aristatum, apera spica-venti, chenopodium album, fallopia convolvulus, gnaphalium uliginosum, persicaria amphibia, persicaria hydropiper, persicaria maculosa, polygonum aviculare, scleranthus annuus, galeopsis tetrahit, juncus bufonius, rumex acetosella, senecio vulgaris, spergula arvensis