echinochloa crus-galli, mentha arvensis, oxybasis glauca, chenopodium album, convolvulus arvensis, setaria pumila, amaranthus retroflexus, bidens tripartita, cirsium arvense, epilobium tetragonum, equisetum arvense, erigeron canadensis, galinsoga parviflora, persicaria amphibia, rorippa sylvestris