echinochloa crus-galli, panicum capillare, setaria pumila, amaranthus powellii, persicaria lapathifolia, plantago major, tripleurospermum inodorum, amaranthus blitum, amaranthus retroflexus, atriplex patula, bidens tripartita, calystegia sepium, capsella bursa-pastoris, chaenorhinum minus, chenopodium album, chenopodium ficifolium, diplotaxis tenuifolia, erigeron annuus, galinsoga parviflora, galinsoga quadriradiata, persicaria maculosa, plantago lanceolata, polygonum aviculare, portulaca oleracea, rorippa sylvestris, sonchus asper, stellaria media, trifolium repens