elymus repens, heracleum sphondylium, stellaria media, agrostis stolonifera, capsella bursa-pastoris, chenopodium album, persicaria hydropiper, persicaria maculosa, plantago major, poa annua, polygonum aviculare, veronica arvensis, atriplex patula, gnaphalium uliginosum, ranunculus repens, tripleurospermum inodorum, sonchus asper, argentina anserina