fraxinus excelsior, prunus padus, urtica dioica, allium ursinum, galium aparine, poa trivialis, populus canadensis, cirsium oleraceum, glechoma hederacea, impatiens parviflora, rubus caesius, sambucus nigra, impatiens glandulifera, impatiens noli-tangere, lamium maculatum, lolium giganteum, phalaris arundinacea