cynodon dactylon, lolium perenne, poa annua, rorippa sylvestris, trifolium repens, amaranthus blitum, capsella bursa-pastoris, carex hirta, convolvulus arvensis, galinsoga parviflora, plantago major, polygonum aviculare, potentilla reptans, setaria pumila, trifolium fragiferum, veronica polita, ambrosia artemisiifolia, argentina anserina, ranunculus sardous, arctium lappa, erigeron annuus, erigeron canadensis, matricaria discoidea, medicago lupulina, persicaria lapathifolia, persicaria maculosa, rumex crispus, rumex obtusifolius, solanum villosum, sonchus asper, trifolium pratense, verbena officinalis