galinsoga parviflora, cirsium arvense, lamium purpureum, lipandra polysperma, stellaria media, amaranthus retroflexus, chenopodium album, convolvulus arvensis, echinochloa crus-galli, elymus repens, lysimachia arvensis, persicaria maculosa, poa annua, rorippa sylvestris, setaria pumila, veronica persica