galinsoga parviflora, amaranthus retroflexus, rorippa sylvestris, capsella bursa-pastoris, chenopodium album, digitaria sanguinalis, echinochloa crus-galli, erigeron annuus, lamium purpureum, lipandra polysperma, oxalis stricta, persicaria lapathifolia, portulaca oleracea, scrophularia nodosa, senecio vulgaris, setaria pumila, stellaria media