atriplex tatarica, erigeron canadensis, achillea millefolium, sisymbrium loeselii, carduus acanthoides, chenopodiastrum hybridum, dactylis glomerata, erysimum cheiranthoides, fallopia convolvulus, lepidium draba, lepidium ruderale, lolium perenne, melilotus albus, persicaria lapathifolia, plantago lanceolata, plantago major, poa palustris, poa pratensis, setaria verticillata, sinapis arvensis, tripleurospermum inodorum, urtica dioica