persicaria hydropiper, apera spica-venti, aphanes arvensis, convolvulus arvensis, elymus repens, lamium purpureum, lysimachia arvensis, myosotis arvensis, papaver rhoeas, persicaria maculosa, poa trivialis, polygonum aviculare, tripleurospermum inodorum, tussilago farfara, veronica arvensis, veronica persica, viola arvensis