NEWS
Nitrogen Needs
Dan Davidson DTN Contributing Agronomist
Mon Jun 17, 2013 10:51 AM CDT

Time to read the corn leaves. Yellow leaves often mean corn needs a shot of nitrogen (N). The good news is there are ways to determine if you need to apply additional N and how much you might need.

If you see corn yellowing at V1 or V2 stage, it is usually related to cold or wet spring soils, and we often get a color correction as soon as things warm up. Yellow leaves on a corn plant at V3 or bigger usually mean N applied last fall or this spring is gone. However, this year, yellowing at V3 or ...

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