amaranthus retroflexus, equisetum arvense, chenopodium album, elymus repens, galinsoga parviflora, convolvulus arvensis, echinochloa crus-galli, erigeron canadensis, erodium cicutarium, fallopia convolvulus, geranium pusillum, gnaphalium uliginosum, lysimachia arvensis, papaver rhoeas, scleranthus annuus, sinapis arvensis, sonchus asper, sonchus oleraceus, spergula arvensis, stellaria media, veronica persica