medicago sativa, elymus repens, capsella bursa-pastoris, veronica polita, brassica napus, euphorbia helioscopia, fallopia convolvulus, hordeum vulgare, lamium amplexicaule, lamium purpureum, lysimachia arvensis, medicago lupulina, sonchus arvensis, sonchus oleraceus, tripleurospermum inodorum, viola arvensis