Medium-ripening variety, obtained at the VIR branch 'Polar Experimental Station' from crossing the varieties Marmita and Primorsky Champion. Authors: V.L. Vitkovskiy, N.T. Kulikova, S.D. Elsakova, T.V. Romanova. Included in the State Register of Varieties Approved for Use in the Northern Region in 1994.
Medium-height, slightly spreading, dense bush. Growing shoots of medium thickness, straight, light-green with weak anthocyanic coloration, matte, hairless. Buds large, conical, pigmented, loose, arranged in groups, apical bud free.
Leaf five-lobed, medium size, light-green, blade bare, matte, loose, straight. Leaf tip acute. Angle between central veins of lateral lobes straight. Basal lobes clearly defined. Leaf base straight, without notch. Teeth blunt, short, curled, tip of tooth not clearly defined. Petiole thin, long, weakly colored, angle of deviation from shoot acute, shape of foliage shoot conical.
Flowers large, bright pink. Sepals medium-sized, hairless. Inflorescences single, upward-directed, long (8-10 cm), loose, number of flowers 8-12. Peduncle of inflorescence long, flower stalks straight, variable in length. Axis medium, curved, hairless.
Berries medium size (0.8-1.0 g), oval, one-dimensional, black with dark-blue bloom, thin skin, dry detachment, tart-sweet taste, aromatic (3.8 points), versatile use. Receptacle very small, non-deciduous, closed, pedicel medium length, green, thin. Chemical composition: total sugars — 4.8%, organic acids — 4.5%, ascorbic acid — 180.0 mg/100 g.
Early-fruiting, high-yielding (average yield 18.0 t/ha, 6.0 kg/plant), highly winter-hardy, high self-fertile (67-70%), resistant to anthracnose, weakly damaged by sawfly and Plagiognathus pleurostigma.
Advantages of the variety: winter hardiness, high yield, resistance to stress factors.
Disadvantages of the variety: susceptible to powdery mildew, small berries, mediocre taste qualities.
