solanum tuberosum, galinsoga parviflora, chenopodium album, rumex acetosella, sonchus arvensis, armoracia rusticana, atriplex patula, bidens tripartita, capsella bursa-pastoris, cerastium arvense, cirsium arvense, convolvulus arvensis, echinochloa crus-galli, elymus repens, galium aparine, gnaphalium uliginosum, oxalis stricta, raphanus raphanistrum, silene latifolia, sonchus asper, veronica arvensis, veronica polita, vicia tetrasperma