cirsium arvense, avena fatua, convolvulus arvensis, elymus repens, lathyrus tuberosus, sonchus arvensis, artemisia vulgaris, sinapis arvensis, thlaspi arvense, anthemis ruthenica, fallopia convolvulus, lysimachia arvensis, persicaria maculosa, phalaris canariensis, tripleurospermum inodorum, viola arvensis