poa annua, agrostis capillaris, holcus lanatus, lolium perenne, trifolium repens, argentina anserina, bellis perennis, capsella bursa-pastoris, cerastium fontanum, cirsium arvense, cynosurus cristatus, dactylis glomerata, phleum pratense, plantago major, polygonum aviculare, ranunculus acris, ranunculus repens, urtica dioica, stellaria media