Sunflower

458


Features

Outstanding oil content and high yield potential in a mid season hybrid. Uniform plant height and excellent standability. 458 is similar to 658 in maturity and oil content.

Agronomic Characteristics

Hybrid Type........................................................Oil
Adaptability................................................Mid Season
Stalk Quality................................................Excellent
Standability.................................................Excellent
Plant Height....................................................Medium
Flowering Date*.............................................64-69 Days
Days to Physiological Maturity*.....................................95
Self Compatibility...........................................Excellent
Field Uniformity.............................................Excellent
Drought Tolerance.................................................Good
Stem Curvature Class....................................Moderate Curve
Test Weight.................................................31-35 lbs.
Oil Content....................................................44-48 %

Disease Ratings

Phoma.............................................................Good
Verticillium Wilt............................................Resistant
Sunflower Rust....................................Good Field Tolerance

Management Tips

Please refer to the North Dakota State Sunflower Production Guide, Ext. Bulletin Number 25, for general sunflower production guidelines, or call Mycogen Plant Sciences at 1-800-437-6666 for specific recommendations.

* Use as a relative guide only. Actual days to flower, physiological maturity and harvest will vary with planting dates , latitude and environmental conditions.