veronica persica, capsella bursa-pastoris, chenopodium album, elymus repens, euphorbia helioscopia, galinsoga parviflora, galium aparine, lamium amplexicaule, lamium purpureum, matricaria chamomilla, myosotis arvensis, plantago uliginosa, poa annua, sinapis arvensis, sonchus arvensis, sonchus asper, stellaria media, veronica polita, lysimachia arvensis, ranunculus repens, roemeria argemone