veronica persica, brassica napus, cirsium arvense, atriplex patula, chenopodium album, equisetum arvense, galeopsis tetrahit, poa annua, polygonum aviculare, galium aparine, geranium dissectum, myosotis arvensis, ranunculus repens, sinapis arvensis, stellaria media, thlaspi arvense, trifolium repens