The white grape variety is a new variety between Eger 2 (Villard Blanc) x Csaba Gyöngye. Synonyms or breeding-number are EC 24, Egri Csillagok 24, Pearl of Zala, Parla de Zala, Perle de Zala, Perle von Zala, Star of Egri, Zala Dende, Zala's Perle 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 two 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, Piroska and Viktor breedings. The early ripening vine is moderately resistant to frost and drought or drought, but susceptible to powdery mildew. It produces acidic white wines and is also used as a table grape. The variety is cultivated in Hungary mainly in the Alföld area on 1,065 hectares. There are other stocks in Germany (1 ha), Russia (193 ha) and Switzerland (0.1 ha). In 2016, a total of 1,259 hectares of vineyard area were declared (statistics Kym Anderson).