persicaria maculosa, chenopodium album, capsella bursa-pastoris, echinochloa crus-galli, galinsoga quadriradiata, lipandra polysperma, poa annua, veronica persica, plantago media, rumex acetosa, rumex crispus, stachys palustris, stellaria media, cardamine hirsuta, persicaria lapathifolia, trifolium repens, vicia hirsuta