galinsoga parviflora, stellaria media, ambrosia artemisiifolia, chenopodium album, cirsium arvense, echinochloa crus-galli, equisetum arvense, lamium purpureum, lipandra polysperma, persicaria maculosa, amaranthus retroflexus, erigeron annuus, euphorbia helioscopia, polygonum aviculare, rorippa sylvestris, setaria pumila, stachys palustris, symphytum officinale, verbena officinalis