euphorbia helioscopia, mercurialis annua, fumaria officinalis, lysimachia arvensis, stellaria media, amaranthus retroflexus, chenopodium album, cirsium arvense, convolvulus arvensis, cynodon dactylon, lamium amplexicaule, medicago lupulina, portulaca oleracea, setaria pumila, solanum nigrum, sonchus oleraceus, veronica persica