The sump oak (Quercus palustris), also Spree oak, boulevard oak or nail oak (English: pin oak) mentioned, is a kind of deciduous tree from the kind of the oaks in the family of the beech plants (Fagaceae).

Spreading

The circulation area of the sump oak lies in the eastern North America. As locations ranges from river valleys of the submontanen stage are applicable, which can be flooded also over several weeks. Sumpfgebiete are avoided however - leaves differently than the name to assume -. The sump oak prospers well at normal and moderately dry locations.

Description

The sump oak reaches as a tree a stature height of 15 to 25 meters and a Kronendurchmesser from eight to twenty meters. The trees grow per year approximately 20 to 30 centimeters.

The summer-green sheets of the sump oak are change-constantly, about sieve up to fifteen centimeters long and just as broadly. In the autumn the sheets color themselves reddish to scarlet and are very decorative thereby.

The roots of the sump oak form a flat heart root system.

Renaming to the Spree oak

Center of the 1990er years decided the citizen of Berlin senate as well as the Federal Chancellor at that time Helmut Kohl to plant in the new citizen of Berlin area of government administration some hundred trees. One decided for oaks of the species Quercus palustris. The first copy of these trees became to 27. March 2000 in the Paul avenue (proximity Reichstag) planted.

Since one feared however, the fact that the seat of the government is surrounded by sump oaks, could lead to unpleasant wordplays, designated one the kind short hand over. The close convenient Spree borrowed the new name to the trees "„Spree oak "“. Different sources contradict each other however in the question, who arranged this nomenclature: The citizens of Berlin senate administration, Helmut Kohl or the Pflanzer of the first tree, Wolfgang Thierse (President of the Bundestag in the year 2000), while the latter confirmed the first variant.

In the meantime take over ever more nursery gardens and market gardens the designation "„Spree oak "“.

Related links

• "“Warrant of apprehension"” of the kind (German)
• Side of the German Bundestag to the Spree oak (German)

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