hordeum vulgare, chenopodium album, cirsium arvense, amaranthus retroflexus, artemisia vulgaris, convolvulus arvensis, echinochloa crus-galli, euphorbia helioscopia, galinsoga parviflora, lamium purpureum, thlaspi arvense, euphorbia platyphyllos, galium aparine, lipandra polysperma