grindelia squarrosa, atriplex prostrata, atriplex tatarica, calamagrostis epigejos, cyclachaena xanthiifolia, diplotaxis muralis, lactuca serriola, plantago major, solidago canadensis, achillea collina, carduus acanthoides, daucus carota, elymus repens, hordeum murinum, melilotus albus, plantago lanceolata, polygonum aviculare, bromus squarrosus, cichorium intybus, convolvulus arvensis, euphorbia seguieriana