de, düren, cirsium arvense, poa annua, artemisia vulgaris, lolium perenne, plantago major, rumex crispus, plantago lanceolata, trifolium repens, elymus repens, achillea millefolium, tripleurospermum inodorum, agrostis stolonifera, dactylis glomerata, erigeron canadensis, cirsium vulgare, poa trivialis, medicago lupulina, tanacetum vulgare, daucus carota, urtica dioica, ranunculus repens, poa pratensis, chenopodium album, tussilago farfara, holcus lanatus, arrhenatherum elatius, capsella bursa-pastoris, myriophyllum heterophyllum, prunus syriaca, cerastium holosteoides, festuca rubra, lactuca serriola, convolvulus arvensis, bromus hordeaceus, agrostis capillaris, rumex obtusifolius, melilotus albus, potentilla reptans, stellaria media, polygonum aviculare, trifolium pratense, sonchus oleraceus, argentina anserina, scorzoneroides autumnalis, sisymbrium officinale, equisetum arvense, phleum pratense, poa compressa, calamagrostis epigejos, senecio vulgaris