solanum nigrum, cirsium arvense, convolvulus arvensis, digitaria sanguinalis, echinochloa crus-galli, hibiscus trionum, amaranthus retroflexus, chenopodium album, glechoma hederacea, linaria vulgaris, portulaca oleracea, setaria viridis, sorghum halepense, stellaria media, chenopodiastrum hybridum, setaria verticillata, sonchus asper, veronica polita