General characteristics
The tree is moderate vigorous. Iskra flowers mid-early and it is a great cropper. It is tolerant to cherry leaf spot caused by Blumeriella jaapii (Rehm) v. Arx.
INFO
- Parents Köröser Weichsel x Heimanns Rubin
- Hibridization
- Released 2015
- Breeders Mihailo Nikolić, Radosav Cerović and Milisav Mitrović
- Success Local

Fruit characteristics
The fruits are very large, average weight 7.45 g, obtuse-cordate to round shape. The skin is bright red, very attractive. Flesh is whitish, translucent, sweet-sour taste, with pleasant aroma and excellent quality. The stalk is medium, length - 48.90 mm. The stone is medium (0.53 g) and it is easily separated from the flesh. Share of the edible part in the total weight of the fruit is 91.14%. The fruits contain an average of 17.55% soluble solids, total sugar 11.85% and 1.91% acid. The pH value of the fruit juice is 3.22, while the glyco-acidofil coefficient of 6.20.
Ripening time
The fruits ripen in late June.