linaria vulgaris, mercurialis annua, convolvulus arvensis, erigeron canadensis, setaria viridis, viola tricolor, cirsium arvense, daucus carota, fumaria officinalis, oxalis stricta, plantago major, poa annua, senecio vulgaris, stellaria media, tussilago farfara, veronica persica, erodium cicutarium, euphorbia helioscopia