poa annua, argentina anserina, juncus compressus, plantago major, plantago uliginosa, elymus repens, juncus bufonius, polygonum aviculare, trifolium repens, alopecurus geniculatus, capsella bursa-pastoris, glyceria fluitans, lolium perenne, matricaria discoidea, ranunculus repens, rumex crispus, persicaria lapathifolia