aphanes arvensis, galium aparine, veronica hederifolia, apera spica-venti, avena fatua, cirsium arvense, convolvulus arvensis, fallopia convolvulus, myosotis arvensis, papaver rhoeas, alopecurus myosuroides, elymus repens, euphorbia exigua, sinapis arvensis, thlaspi arvense, veronica persica