artemisia vulgaris, elymus repens, erigeron annuus, medicago sativa, tanacetum vulgare, cerastium holosteoides, cirsium arvense, daucus carota, galium aparine, leucanthemum vulgare, myosotis arvensis, poa annua, ranunculus repens, silene latifolia, silene vulgaris, trifolium repens