galinsoga parviflora, chenopodium album, echinochloa crus-galli, erysimum cheiranthoides, setaria pumila, veronica arvensis, capsella bursa-pastoris, convolvulus arvensis, digitaria ischaemum, equisetum arvense, erigeron canadensis, erodium cicutarium, fallopia convolvulus, malva neglecta, myosotis arvensis, oxalis stricta, persicaria lapathifolia, polygonum aviculare, stellaria media, tripleurospermum inodorum