spergula arvensis, echinochloa crus-galli, erodium cicutarium, fallopia convolvulus, anthemis arvensis, avena fatua, capsella bursa-pastoris, elymus repens, galeopsis tetrahit, galinsoga parviflora, galium aparine, gnaphalium uliginosum, holcus mollis, lolium perenne, persicaria hydropiper, persicaria lapathifolia, persicaria maculosa, trifolium pratense, tripleurospermum inodorum