erigeron canadensis, lactuca serriola, saponaria officinalis, arrhenatherum elatius, erigeron annuus, glechoma hederacea, linaria vulgaris, oenothera biennis, poa compressa, rubus caesius, solidago canadensis, tanacetum vulgare, acer negundo, achillea collina, arctium lappa, artemisia vulgaris, cirsium vulgare, convolvulus arvensis, daucus carota, geranium dissectum, geum aleppicum, leucanthemum vulgare, persicaria hydropiper, plantago lanceolata, senecio viscosus, sonchus arvensis