amaranthus hybridus, oxalis latifolia, setaria verticillata, bromus catharticus, chelidonium majus, chenopodium album, convolvulus arvensis, digitaria sanguinalis, echinochloa crus-galli, erigeron canadensis, geranium molle, malva sylvestris, medicago sativa, persicaria maculosa, setaria pumila, solanum nigrum, sonchus oleraceus, stellaria media, urtica dioica, verbena officinalis