atriplex tatarica, lactuca serriola, tripleurospermum inodorum, achillea millefolium, amaranthus retroflexus, artemisia vulgaris, atriplex sagittata, bromus tectorum, capsella bursa-pastoris, carduus acanthoides, chenopodium album, cirsium arvense, descurainia sophia, elymus repens, erigeron canadensis, erysimum cheiranthoides, lolium perenne, medicago lupulina, melilotus officinalis, mercurialis annua, plantago major, poa annua, poa pratensis, senecio vulgaris, silene latifolia, sisymbrium altissimum, sisymbrium loeselii, sisymbrium officinale, sonchus arvensis, sonchus oleraceus, tussilago farfara