lepidium ruderale, chenopodium album, oxybasis glauca, poa compressa, poa pratensis, atriplex tatarica, plantago major, achillea millefolium, artemisia vulgaris, bromus tectorum, capsella bursa-pastoris, echium vulgare, erigeron canadensis, erysimum cheiranthoides, galinsoga parviflora, lolium perenne, matricaria chamomilla, matricaria discoidea, rumex crispus, silene latifolia, sinapis alba, sisymbrium officinale, solanum nigrum, sonchus oleraceus, tripleurospermum inodorum, urtica dioica