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Fruit Fact: Geheimrat Dr. Oldenburg, a variety of apples
Geheimrat Dr. Oldenburg is a delicious German Fall ripening cox style apple that features a nice balance in between sweet and tart. It's also a good looking apple that has performed very well in Santa Cruz county, reliably producing delightful aromatic fruit. Don't confuse this apple with dutchess of oldenburg, a tart Summer apple commonly found in US orchards that originated in Russia.
Variety Background:
| Most Common Name: | Geheimrat Dr. Oldenburg |
|---|---|
| Species: | malus domestica Minister von Hammerstein x Baumanns Renette |
| Synonyms: | Oldenburg, Geheimrat Oldenburg |
| Origin: | Germany, 1897, bred at a German horticulture teaching institute in Geisenheim, the "Höheren Lehranstalt für Obstbau". |
| Patents or Trademarks: | None |
Fruit:
Description: Mid to large sized apples, yellow green background, pronounced bright red blush and red stripes on sun exposed sides.
Flavor and tasting notes: The flesh is light, crisp and fresh, with nice aromatic overtones, typical sweet and tart combination commonly found in many German apples.
Adaptation:
Appears to be very well adapted to Central California, does not display any chill problems, and fruits reliably with high quality.
Bloom Time Rating:
Growth Habit:
Semi vigorous grower, almost vigorous in the Central California climate. Strong vertical growth. Froms plenty of spurs even on vertical growth.
Vigor: T2
Harvest, storage and consumption:
Late August to early September in California. mid to late September in higher latitudes. Stores for a month or two with a tendency to go mealy. This apple is best eaten fresh off the tree.
Begin of Harvest: early Oct
End of Harvest: mid Sept
Stores Until: early Nov
Usage:
Excellent dessert apple and juicy, suitable for apple cider.
Eating: Yes
Cooking: No
Cider: Yes
Diseases:
Under poor conditions, it can become susceptible to powdery mildew and scab.
Scab Susceptibility: Medium
Fire Blight Susceptibility:
Powdery Mildew Susceptibility: medium
Cedar Apple Rust Susceptibility:
Black Rot Susceptibility:
Phytopthera Rots Susceptibility:
Fly Speck Susceptibility:
Coddling Moth Susceptibility:
Nurseries that carry this variety:
Not available in US nurseries, which is a shame given the high quality of the apple.
Photo Gallery
Typical G. Dr. Oldenburg fruit, sun exposed fruit will color well. (c) by Sven Teschke
