The white grape variety is a new variety between Eger 2(Villard Blanc) x Csaba Gyöngye. Synonyms are Egri Csillagok 24, Pearl of Zala, Perle de Zala, Pearl of Zala, Star of Egri, Zala Dende, Zala's Pearl and Zhemchug Zala. The name is derived from the Hungarian region Zala. It contains genes of Vitis berlandieri, Vitis rupestris and Vitis vinifera. The hybrid was crossed in 1957 by the breeders József Csizmazia and Laszlo Bereznai in Eger, the plant variety protection was granted in 1972. She was a crossing partner in the new Evita Blanche and Piroska breedings. The early-ripening vine is moderately resistant to frost and drought, but susceptible to powdery mildew. It produces acidic white wines and is also used as a table grape. In Hungary, the variety is cultivated mainly in Alföld on 1,755 hectares. There are further stocks in Russia (193 ha) and Germany (1 ha). In 2010, a total of 1,949 hectares were designated (Kym Anderson).
Source: Wine Grapes / J. Robinson, J. Harding, J. Vouillamoz / Penguin Books Ltd. 2012
Pictures: Ursula Brühl, Doris Schneider, Julius Kühn Institute (JKI)