When Is the Right Time To Post Spray My Corn? | Corteva
Corteva
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4m 10s
Corteva Agriscience Market Development Specialist Ron Geis demonstrates the importance of post-emerge application timing in a two-pass corn herbicide program. This demo compares spraying too early, too late, and the “just right” timing — showing how weed size, canopy penetration, and rainfall activation all impact control and residual performance.
The takeaway: aim for post-emerge application about 28 days after planting, on small weeds, with timely rainfall to lock in consistent season-long control.
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