equisetum arvense, hordeum vulgare, chenopodium album, galeopsis bifida, stellaria media, centaurea cyanus, lapsana communis, erysimum cheiranthoides, trifolium repens, viola arvensis, persicaria lapathifolia, phleum pratense, spergula arvensis, fallopia convolvulus, galeopsis speciosa, myosotis arvensis, polygonum aviculare, tripleurospermum inodorum, vicia cracca