poa annua, trifolium repens, plantago major, poa pratensis, ranunculus sardous, gnaphalium uliginosum, myosotis nemorosa, alopecurus aequalis, bidens tripartita, limosella aquatica, ambrosia artemisiifolia, cerastium glomeratum, echinochloa crus-galli, epilobium tetragonum, erigeron annuus, juncus articulatus, montia arvensis, myosurus minimus, persicaria mitis, polygonum aviculare, solidago canadensis, veronica serpyllifolia