chenopodium album, brassica napus, ranunculus repens, urtica dioica, arctium lappa, elymus repens, erigeron canadensis, sambucus nigra, sisymbrium officinale, stellaria media, achillea millefolium, aegopodium podagraria, artemisia vulgaris, calamagrostis epigejos, capsella bursa-pastoris, cirsium arvense, deschampsia cespitosa, equisetum arvense, erigeron annuus, galeopsis tetrahit, galium aparine, lamium purpureum, lolium perenne, matricaria discoidea, phleum pratense, plantago major, poa annua, polygonum aviculare, rumex acetosella, rumex obtusifolius, sonchus oleraceus, tanacetum vulgare