poa trivialis, agrostis stolonifera, alopecurus geniculatus, phragmites australis, ranunculus repens, elymus repens, lolium perenne, ranunculus sceleratus, trifolium repens, bellis perennis, cerastium holosteoides, bromus hordeaceus, capsella bursa-pastoris, cirsium arvense, dactylis glomerata, polygonum aviculare