galinsoga quadriradiata, digitaria sanguinalis, geranium sibiricum, persicaria maculosa, echinochloa crus-galli, polygonum aviculare, setaria pumila, setaria viridis, stellaria aquatica, tussilago farfara, chenopodium album, chenopodium ficifolium, erigeron annuus, sonchus asper, trifolium repens, artemisia vulgaris, daucus carota, impatiens parviflora