zea mays, chenopodium album, elymus repens, fallopia convolvulus, plantago uliginosa, ranunculus repens, tripleurospermum inodorum, veronica persica, achillea millefolium, argentina anserina, bidens tripartita, capsella bursa-pastoris, cirsium arvense, convolvulus arvensis, equisetum arvense, erigeron canadensis, erodium cicutarium, euphorbia helioscopia, galeopsis speciosa, galeopsis tetrahit, gnaphalium uliginosum, lamium purpureum, lysimachia arvensis, mentha arvensis, myosotis arvensis, neslia paniculata, sinapis arvensis, sonchus asper, stachys palustris, stellaria media, thlaspi arvense, viola arvensis