hordeum geniculatum, agrostis stolonifera, lolium perenne, mentha pulegium, cynodon dactylon, inula britannica, lotus corniculatus, plantago lanceolata, plantago major, poa trivialis, polygonum aviculare, puccinellia distans, ranunculus lateriflorus, rorippa kerneri, rumex crispus, trifolium campestre, trifolium repens