medicago lupulina, stachys palustris, erigeron canadensis, lysimachia arvensis, oxalis stricta, setaria pumila, ambrosia artemisiifolia, artemisia vulgaris, centaurium erythraea, chenopodium album, cirsium arvense, convolvulus arvensis, delphinium consolida, equisetum arvense, matricaria chamomilla, mentha arvensis, ranunculus sardous, reseda lutea, sinapis arvensis, sonchus arvensis, trifolium repens, verbena officinalis