hordeum secalinum, alopecurus geniculatus, lolium perenne, stellaria media, holcus lanatus, poa trivialis, ranunculus repens, agrostis capillaris, alopecurus pratensis, phleum pratense, phragmites australis, poa annua, rumex crispus, capsella bursa-pastoris, cirsium arvense, persicaria amphibia