chenopodium album, centaurea cyanus, papaver rhoeas, ambrosia artemisiifolia, anthemis arvensis, apera spica-venti, artemisia vulgaris, chenopodiastrum hybridum, convolvulus arvensis, delphinium consolida, elymus repens, erigeron canadensis, lolium temulentum, lycopus europaeus, matricaria chamomilla, polygonum aviculare, veronica triloba