ambrosia artemisiifolia, elymus repens, bromus squarrosus, descurainia sophia, lolium pratense, scorzoneroides autumnalis, agrostis stolonifera, atriplex prostrata, calamagrostis epigejos, humulus lupulus, lactuca serriola, saponaria officinalis, artemisia abrotanum, cichorium intybus, convolvulus arvensis, daucus carota, erigeron annuus, erigeron canadensis, grindelia squarrosa, lactuca tatarica, oenothera biennis, rorippa austriaca, acer negundo