erigeron canadensis, sonchus asper, artemisia absinthium, artemisia vulgaris, bromus tectorum, capsella bursa-pastoris, chenopodium album, cirsium vulgare, erechtites hieraciifolius, lactuca serriola, linaria vulgaris, lysimachia arvensis, melilotus officinalis, origanum vulgare, picris hieracioides, polygonum aviculare, rosa canina, sambucus ebulus, trifolium arvense, viola hirta