portulaca oleracea, digitaria ischaemum, digitaria sanguinalis, echinochloa crus-galli, erigeron annuus, lipandra polysperma, lolium perenne, plantago major, poa annua, calystegia sepium, capsella bursa-pastoris, chaenorhinum minus, chenopodium album, galinsoga parviflora, lysimachia arvensis, persicaria maculosa, polygonum aviculare, equisetum palustre, sonchus asper