Grape Riparia Rupestris 4923

Stability and Performance: Riparia Rupestris 4923

In the landscape of modern viticulture, the success of a vineyard often begins with the choice of rootstock. «Riparia Rupestris 4923», developed by the Tairov Institute of Viticulture and Winemaking (Ukraine), represents a specialized solution for regions facing extreme temperature fluctuations and fungal pressures. This cultivar, brought to life by a research team led by Nina Maliukina, is designed to serve as a high-performance foundation for vineyards focused on technical quality.

Technical Specifications and Resilience

The primary advantage of this hybrid is its robust genetic profile, which allows it to thrive with standard agronomic practices while minimizing disease management costs. The variety excels in several key areas:

• Extreme Cold Hardiness: Withstands temperatures down to -27°C, making it suitable for colder northern regions.
• Disease Resistance: High natural resistance to both downy mildew and powdery mildew.
• Growth Habit: Moderate vigor, ensuring ease of maintenance and vine shaping.
• Use Case: Primarily intended for wine and juice production due to its specific chemical composition, including a sugar content below 16%.

Holding the rights to this variety, the National Scientific Center «Tairov Institute» ensures the authenticity and rigorous testing of the plant material. It is a product of professional selection, aimed at providing growers with predictability and long-term yield stability.

A Reliable Choice for Professional Growers

For agricultural enterprises, «Riparia Rupestris 4923» acts as a strategic asset. By combining high frost tolerance with strong disease resistance, it addresses the core risks that typically threaten vineyard profitability. As a proven Ukrainian development, it remains a preferred option for those prioritizing sustainability and consistent production quality in challenging climates.