galinsoga parviflora, echinochloa crus-galli, amaranthus retroflexus, capsella bursa-pastoris, cirsium arvense, convolvulus arvensis, crepis biennis, elymus repens, erigeron canadensis, euphorbia helioscopia, lamium amplexicaule, papaver rhoeas, persicaria lapathifolia, setaria pumila, stellaria media, veronica persica, descurainia sophia, tripleurospermum inodorum