digitaria sanguinalis, erigeron canadensis, amaranthus hybridus, chenopodium album, panicum miliaceum, setaria viridis, ambrosia artemisiifolia, anthemis ruthenica, cannabis sativa, capsella bursa-pastoris, convolvulus arvensis, descurainia sophia, elymus repens, fallopia convolvulus, galinsoga parviflora, medicago lupulina, mercurialis annua, papaver rhoeas, persicaria lapathifolia, polygonum aviculare, portulaca oleracea, setaria verticillata, silene latifolia, solanum nigrum, stellaria media