hordeum vulgare, oxalis stricta, setaria pumila, ambrosia artemisiifolia, convolvulus arvensis, erigeron canadensis, fallopia convolvulus, atriplex patula, cirsium arvense, echinochloa crus-galli, elymus repens, epilobium tetragonum, lipandra polysperma, lysimachia arvensis, lysimachia foemina, plantago major, plantago uliginosa, sonchus arvensis, stachys annua, trifolium arvense, tripleurospermum inodorum, viola arvensis, apera spica-venti