erigeron canadensis, lactuca serriola, tripleurospermum inodorum, achillea millefolium, agrostis gigantea, arctium tomentosum, artemisia vulgaris, convolvulus arvensis, daucus carota, picris hieracioides, pimpinella saxifraga, setaria pumila, silene latifolia, silene vulgaris, symphyotrichum lanceolatum, tussilago farfara, cichorium intybus, euphorbia cyparissias, linaria vulgaris, rumex obtusifolius