6423R Alfalfa

6423R is an elite Roundup Ready® alfalfa variety built for producers who demand exceptional stand persistence, superior disease resistance, and outstanding winter survival. Featuring the proven UltraCut™ disease package, 6423R is specifically designed to excel in challenging environments, including heavy soils, poorly drained fields, and areas prone to cool, wet conditions.

With excellent yield potential, strong forage quality, and industry-leading disease protection, 6423R helps growers establish productive, long-lasting stands while simplifying weed management through the Roundup Ready® trait. Its extreme winter hardiness makes it an excellent choice for forage producers throughout Pennsylvania and the Northeast.

Key Benefits

• Roundup Ready® technology for superior weed control and cleaner stands
• UltraCut™ disease package with outstanding protection against major alfalfa diseases
• Excellent choice for heavy, compacted, and saturated soils
• Exceptional winter hardiness and cold tolerance
• Salt tolerance during germination and establishment
• High multifoliate leaf expression for improved forage quality
• Excellent stand persistence and long-term productivity
• Fast recovery after cutting for maximum seasonal yield potential
• Ideal for hay, haylage, baleage, and green chop systems

Agronomic Characteristics

• Fall Dormancy: 4.3
• Winter Survival: 1.4
• Disease Rating Index: 40/40
• Stand Persistence: Excellent
• Drought Tolerance: Very Good
• Recovery After Cutting: Fast
• Forage Quality: Excellent

6423R is one of the best choices for growers seeking maximum stand longevity, superior disease resistance, and dependable forage production under Northeastern growing conditions. Its combination of extreme winter hardiness, excellent soil adaptability, and proven Roundup Ready® technology makes it a dependable performer year after year.

ReGenAg Seed – Your Regional Advantage.