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Apple varieties, Germany

Rubinstar

The record of the National Fruit Collection, at Brogdale in Kent, describes it¹:

Triploid. A more highly coloured clone of Jonagold which also matures one week earlier. Originated in 1980 at Gaiberg, Germany. Fruits have creamy white, fine-textured, juicy flesh with a sweet and good rich flavour.

Family tree

Parents, grandparents and great-grandparents, as the entries in the atlas record them.

Rubinstar Germany, 1980
- Sport of Jonagold United States, 1943
  - Seed parent Golden Delicious United States, 1905
    - Parent Grimes Golden United States, by 1804
  - Pollen parent Jonathan United States, by 1826
    - Parent Esopus Spitzenburg United States, before 1790

Where Rubinstar came from. The lines lead to its parents: Jonagold (United States).

Sources

Rubinstar (accession 1986 - 046), National Fruit Collection, Brogdale, Kent (Defra). Supports: the description quoted; the parentage; the use; the fruit's size, shape and colours and the flesh, from the collection's characterisation; the picking time at Brogdale (late september).