hordeum secalinum, cirsium arvense, poa pratensis, lolium perenne, trifolium repens, agrostis stolonifera, ononis spinosa, scorzoneroides autumnalis, argentina anserina, bellis perennis, cerastium holosteoides, plantago major, polygonum aviculare, potentilla reptans, ranunculus repens, ranunculus sardous, trifolium fragiferum