urtica dioica, quercus robur, ulmus laevis, glechoma hederacea, phalaris arundinacea, elymus caninus, lolium giganteum, stellaria nemorum, galium aparine, stachys sylvatica, agrostis stolonifera, dactylis glomerata, impatiens parviflora, lamium maculatum, milium effusum, galeopsis bifida