persicaria hydropiper, spergula arvensis, anthoxanthum aristatum, apera spica-venti, fallopia convolvulus, juncus bufonius, persicaria maculosa, viola arvensis, echinochloa crus-galli, elymus repens, galeopsis tetrahit, gnaphalium uliginosum, poa annua, polygonum aviculare, scleranthus annuus, stellaria media