lepidium draba, arrhenatherum elatius, convolvulus arvensis, elymus repens, falcaria vulgaris, achillea millefolium, artemisia vulgaris, atriplex tatarica, cirsium arvense, daucus carota, erigeron canadensis, euphorbia tommasiniana, linaria vulgaris, onobrychis viciifolia, poa compressa, reseda lutea, setaria pumila