acer negundo, cornus sanguinea, populus canadensis, aegopodium podagraria, populus canescens, sambucus nigra, alnus incana, juglans nigra, populus nigra, stellaria media, urtica dioica, carduus crispus, crataegus monogyna, euonymus europaeus, juglans regia, viola odorata, acer campestre, polygonatum latifolium