amaranthus blitoides, portulaca oleracea, amaranthus crispus, amaranthus hybridus, amaranthus retroflexus, bromus tectorum, capsella bursa-pastoris, chenopodium album, convolvulus arvensis, cynodon dactylon, digitaria sanguinalis, equisetum arvense, eragrostis minor, galinsoga parviflora, lamium amplexicaule, lepidium draba, lepidium ruderale, polygonum aviculare, setaria pumila, stellaria media