capsella bursa-pastoris, cirsium arvense, thlaspi arvense, arctium tomentosum, atriplex sagittata, carduus crispus, chenopodium album, echinochloa crus-galli, erigeron canadensis, galium aparine, lactuca serriola, matricaria discoidea, myosurus minimus, persicaria maculosa, polygonum aviculare, ranunculus sceleratus, stellaria media, tanacetum vulgare, tripleurospermum inodorum