chenopodium album, convolvulus arvensis, xanthium spinosum, cerastium arvense, cynodon dactylon, euphorbia peplis, fumaria officinalis, geranium dissectum, lactuca serriola, lamium amplexicaule, lolium temulentum, polygonum aviculare, rapistrum rugosum, senecio vulgaris, sisymbrium officinale, sonchus oleraceus, veronica persica