Geheimrat Dr. Oldenburg

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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