papaver rhoeas, bromus sterilis, matricaria discoidea, ranunculus repens, agrostis stolonifera, arrhenatherum elatius, dactylis glomerata, lolium perenne, poa pratensis, sisymbrium officinale, bistorta officinalis, capsella bursa-pastoris, cirsium arvense, geranium dissectum, rumex obtusifolius, sonchus asper, galium aparine, senecio squalidus, stellaria media