agrostis stolonifera, lolium perenne, poa trivialis, alopecurus geniculatus, festuca rubra, phragmites australis, ranunculus repens, trifolium repens, argentina anserina, plantago major, ranunculus sceleratus, triglochin palustris, cerastium holosteoides, cirsium arvense, polygonum aviculare, rumex palustris, samolus valerandi