Blue Cologne (apple)

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Blue Cologne
Blue Cologne
Art Cultivated apple ( Malus domestica )
origin Grevenbroich
breeder Diedrich Uhlhorn junior
Breeding year around 1895
List of apple varieties

The Blue Cologne is a cultivar of the cultivated apple ( Malus domestica ) that has been planted in private gardens in the Rhineland since the 1950s .

history

The breeder of the variety was Diedrich Uhlhorn junior from Grevenbroich , who had already brought the apple varieties Zuccalmaglios Renette and Freiherr von Berlepsch onto the market. From which varieties he bred the Blauer Kölner in the 1890s is unknown. One suspects the North American McIntosh variety , with which the Blue Cologne is sometimes confused.

Uhlhorn no longer brought the variety onto the market itself. After his death, the propagation material was stored in the tree nursery founded by Julius Hönings in Neuss in 1900 . From 1955, Peter Nicolin, owner of a tree nursery in Grevenbroich, planted apple trees of this variety in Cologne and the surrounding area and gave the fruit its name, Blauer Kölner . Since Nicolin was business-oriented towards Cologne, he christened the variety Kölner and added the attribute blue as an allusion to the color of the apples, but an "ironic allusion to the carnival " or the grape variety of the same name is also suspected .

description

Blue Cologne without a wax layer

The apple is medium-sized, rounded, cone-shaped, wide and overall somewhat angular. It has a natural wax layer that makes it shimmer blue. If the wax layer is rubbed off, the apple is red. The flesh is yellowish-white with reddish veins. The variety is a good pollinator for other apple varieties.

The blue Cologne are harvested in mid to late October and can be stored until February. The fruits taste mildly sweet and aromatic and are therefore mainly suitable for fresh consumption, less for apple sauce or apple pie .

Since the trees have a weak growth, they are mainly planted in private gardens.

Research project

As a “locally important fruit variety”, the Blue Cologne was the subject of a project by the Rhineland Regional Association . According to this, old trees from the Rhein-Kreis Neuss , the Rhein-Erft-Kreis and the Aachen and Cologne regions are known.

Web links

Commons : Blauer Kölner  - Collection of images, videos and audio files

Individual evidence

  1. a b Agatha Mazur: Apple variety: How the "Blue Cologne" got its name. In: ksta.de. January 11, 2017, accessed March 8, 2018 .
  2. a b c d Regional fruit varieties in the Rhineland - Blauer Kölner. Landschaftsverband Rheinland , accessed on March 9, 2018 . (pdf)
  3. a b Local and regional fruit varieties in the Rhineland - threatened with extinction! A manual with 49 type profiles. LVR - Network Environment - Biological Stations Rhineland, 2010, p. 40 , accessed on March 9, 2018 . (pdf)
  4. Local and regional fruits in the Rhineland - threatened with extinction! A manual with 49 type profiles. LVR - Network Environment - Biological Stations Rhineland, 2010, p. 441 , accessed on March 9, 2018 .