Remarkable trees who figure on the list of the subsidized trees in the context of the grand ducal regulation of 18th march 2008 concerning the subsidy for amelioration of natural environment.

Protected zones of national interest (nature reserves and forest reserves) according to amended law of 19th January 2004 concerning the conservation of nature and the naturally resources. Each area and reserve is burdened with obligations defined by grand ducal regulation.

Special areas of conservation Natura 2000 is an ecological network of protected areas in the territory of the European Union. In May 1992, governments of the European Union adopted legislation designed to protect the most seriously threatened habitats and species across Europe. This legislation is called the Habitats Directive and complements the Birds Directive adopted in 1979. These two Directives are the basis of the creation of the Natura 2000 network. http://en.wikipedia.org/wiki/Natura_2000