poa trivialis, glyceria fluitans, elymus repens, agrostis stolonifera, alopecurus geniculatus, oenanthe fistulosa, lolium perenne, ranunculus sceleratus, glechoma hederacea, ranunculus repens, stellaria media, cerastium holosteoides, persicaria hydropiper, polygonum aviculare, urtica dioica