chenopodium album, elymus repens, plantago major, lolium perenne, persicaria amphibia, persicaria maculosa, plantago lanceolata, poa annua, agrostis capillaris, capsella bursa-pastoris, erigeron canadensis, holcus lanatus, holcus mollis, matricaria discoidea, rumex acetosella, spergula arvensis, stellaria media, tanacetum vulgare, trifolium repens, tripleurospermum maritimum, viola arvensis, artemisia vulgaris, crepis capillaris, galinsoga parviflora, hieracium umbellatum, raphanus raphanistrum, amaranthus retroflexus