polygonum aviculare, rumex acetosella, agrostis stolonifera, apera spica-venti, equisetum arvense, fallopia convolvulus, gnaphalium uliginosum, persicaria hydropiper, plantago uliginosa, poa annua, scleranthus annuus, tripleurospermum inodorum, veronica serpyllifolia, viola arvensis, aphanes arvensis, myosotis arvensis