Mid-early, suitable for chip production, mashed potato, dried potato, semi-finished products. Plant of intermediate type, upright to semi-upright. Leaves small, green. Flower violet-red. Marketable yield 152-197 c/ha, at the level of the Nevsky standard. Maximum yield — 211 c/ha, at the standard level. Tubers oval-round, with small to medium-depth eyes. Skin yellow. Flesh yellow. Marketable tuber weight 59-111 g. Starch content 11.6-13.2%, at standard level. Flavor good. Marketability 79-94%, at standard level. Storage life 96%. Resistant to potato late blight pathogen and golden potato cyst nematode. Susceptible to phytophthora. According to the breeder, moderately resistant to virus W. Value of the variety: nematode resistance, uniformity and high storage life of tubers, suitability for industrial processing.
Karlena is a high-quality early table variety, characterized by early tuber formation and a high proportion of marketable tubers. Very suitable for chip production in the first half of the processing season, shows good results in producing dried products and French fries throughout the season.
The variety has a round-oval shape, medium size. Skin color — yellow, flesh color — from light-yellow to yellow. Yield medium to high. Plant can be medium-high to tall. Has strong stems. Characterized by very rapid development of young plants. Requires adequate water supply during tuber formation. Maximum plant spacing in row 30 cm. It is recommended to treat tubers for pests.