galinsoga parviflora, stellaria media, chenopodium album, cirsium arvense, convolvulus arvensis, echinochloa crus-galli, lipandra polysperma, stachys palustris, capsella bursa-pastoris, equisetum arvense, erigeron canadensis, lamium purpureum, persicaria maculosa, plantago major, polygonum aviculare, setaria pumila, veronica persica