hordeum vulgare, elymus repens, galeopsis bifida, galeopsis tetrahit, veronica persica, viola arvensis, cirsium arvense, fallopia convolvulus, apera spica-venti, avena fatua, capsella bursa-pastoris, cerastium lucorum, equisetum arvense, galinsoga parviflora, galium aparine, lysimachia arvensis, myosotis arvensis, persicaria lapathifolia, persicaria maculosa, poa annua, stellaria media, tripleurospermum inodorum, veronica arvensis