solanum tuberosum, chenopodium album, galinsoga parviflora, tripleurospermum inodorum, echinochloa crus-galli, elymus repens, fallopia convolvulus, galium aparine, gnaphalium uliginosum, myosotis arvensis, plantago major, polygonum aviculare, spergula arvensis, stachys palustris, stellaria media