echinochloa crus-galli, galinsoga parviflora, mentha arvensis, silene latifolia, stachys palustris, artemisia vulgaris, chenopodium album, cirsium arvense, myosotis arvensis, persicaria maculosa, rumex acetosella, setaria pumila, sonchus arvensis, sonchus asper, tripleurospermum inodorum, achillea millefolium, cerastium holosteoides, crepis tectorum, echium vulgare, fallopia convolvulus, spergula arvensis, viola arvensis