elymus repens, fumaria officinalis, euphorbia helioscopia, thlaspi arvense, centaurea cyanus, convolvulus arvensis, lamium amplexicaule, lamium purpureum, neslia paniculata, aethusa cynapium, chenopodium album, cirsium arvense, fallopia convolvulus, galium aparine, lysimachia arvensis, papaver rhoeas, potentilla recta, viola arvensis