The Schwarzerle (Alnus glutinosa), also Roterle mentioned, is a deciduous tree, which grows primarily in water proximity and even in flood areas. The Schwarzerle was tree of the yearly 2003.

Characteristics

The Schwarzerle reaches a height of up to 35 m and a master diameter of 1 M. your maximum age amounts to only 100-120 years. By its extraordinary regeneration ability (stick excursion) individual individuals can become clearly older in addition, since also old stumps remain drive outable long time. The sheets are langgestielt, the Blattform are oval with sawed page margins. The "“missing"” blade tip is remarkable. The trunk is going through from the roots to the crown straight, the crust is dark grey to black and is flakily fissured.

Schwarzerlen flower very early, in March or April. The bloom conditions have in which very simply built blooms sit. They flower before driving the out. Dusting is made by the wind (as with all Betulaceae). The fruits sit in felling trees they are ripe in September until Octobers and by the wind are spread.

History

The name Schwarzerle is based on the old use of its crust for the black coloring of leather as well as the production of black ink from its Fruchtzapfen. At some places the tree is well-known also as Roterle, which refers to the reddish discoloration of the freshly struck wood.

Occurrence

In Central Europe the black Erle from the flat country grows to 1200 m height in the alps, preferentially at brook and river bank as well as in damp hardwood forests.

Northeast from in the Spreewald (Land of the Federal Republic Brandenburg) the largest Erlenwald Germany-smaller is is direct before Berlin, in the nature park Nuthe Nieplitz: the Siethener and the Saarmunder Elsbruch.

Use

Erlenholz is used for small furniture. Because of its stability in water it is also very in demand for timber constructions in the water, e.g. in Venice, whose buildings rest approximately to the half on In the Aquaristik find also the taps owing to their Gerbstoffe and other antibacterial active substances use.

Related links

• Informative side over the Schwarzerle by tree consultant Udo Kaller

See also: Nature protection

Articles in category "Schwarzerle"

We found here 51 articles.