apera spica-venti, equisetum arvense, mentha arvensis, myosotis arvensis, vicia hirsuta, elymus repens, galinsoga parviflora, persicaria hydropiper, veronica arvensis, veronica hederifolia, viola arvensis, argentina anserina, calystegia sepium, centaurea cyanus, cirsium arvense, gnaphalium uliginosum, spergula arvensis, stachys palustris