viola arvensis, arabidopsis arenosa, myosotis arvensis, silene latifolia, stellaria media, tripleurospermum inodorum, veronica arvensis, artemisia vulgaris, capsella bursa-pastoris, convolvulus arvensis, crepis tectorum, elymus repens, equisetum arvense, erodium cicutarium, erysimum cheiranthoides, lycopsis arvensis, plantago major, viola tricolor, centaurea cyanus, cerastium holosteoides, erigeron canadensis, geranium pusillum, matricaria discoidea, vicia sativa