agrostis stolonifera, alopecurus geniculatus, alopecurus pratensis, capsella bursa-pastoris, cerastium holosteoides, cirsium arvense, lolium perenne, persicaria hydropiper, phleum pratense, poa annua, poa trivialis, polygonum aviculare, ranunculus acris, ranunculus repens, sonchus asper, stellaria media, trifolium repens