![H6423_hybridheader_2022 Hefty Brand Corn 6423 114-day Hybrid Header](https://heftyseed.com/wp-content/uploads/2021/07/H6423_hybridheader_2022.png)
![DroughtGardVTDoublePRO_RIB](https://heftyseed.com/wp-content/uploads/2020/07/DroughtGardVTDoublePRO_RIB.gif)
GDUs to Mid-pollination: 1330
GDUs to Black Layer: 2640
Pollination for Maturity: Medium
Ear Type: Semi-Flex
Cob Color: Red
GDUs to Mid-Pollination: 1330
GDUs to Black Layer: 2640
Pollination for Maturity: Medium
Ear Type: Semi-Flex
Cob Color: Red
KEY STRENGTHS
Very high-yielding product with good Goss’s tolerance! Handles gray leaf spot and northern corn leaf blight very well. Good dual-purpose option.
WEAKNESSES
Physoderma.
POSITIONING
National placement line with solid disease tolerance package and top-end yield potential. Avoid physoderma fields and don’t over-populate. Loves P & K fertility and fertile soils.
AGRONOMIC & DISEASE RATINGS
![2023 Seed Guide Graph_H6423 H6423 Agronomic Chart](https://heftyseed.com/wp-content/uploads/2022/08/2023-Seed-Guide-Graph_H6423.png)
The higher the number, the better the performance or rating.