centaurea cyanus, lolium perenne, achillea millefolium, aegopodium podagraria, agrostis gigantea, convolvulus arvensis, euphorbia helioscopia, galeopsis tetrahit, persicaria hydropiper, poa trivialis, ranunculus repens, trifolium repens, cirsium arvense, dactylis glomerata, galeopsis speciosa, medicago lupulina, myosotis arvensis, oxalis stricta, raphanus raphanistrum, symphytum officinale