echinochloa crus-galli, hordeum distichon, persicaria hydropiper, avena fatua, bidens tripartita, elymus repens, equisetum arvense, euphorbia helioscopia, galium spurium, geranium dissectum, lamium purpureum, lysimachia arvensis, plantago uliginosa, poa annua, tripleurospermum inodorum, veronica arvensis, vicia tetrasperma, viola arvensis, geranium pusillum, gnaphalium uliginosum, myosotis arvensis, spergula arvensis, trifolium repens