A new disease is plaguing cornfields across the Midwest. Phyllachora maydis is the fungus that causes a corn disease called ...

Ferrie says. “My response is, ‘Do you see tar spot in your fields.’ Finding it is where you need to start.” As you scout and think you’ve found the disease, an easy way to confirm what ...

Rains and other factors caused conditions ripe for increasing disease pressure in Indiana the past few years, specifically tar spot. “In 2021, the problem was the disease started about July 3 or ...

Tar spot is an ugly but mostly harmless disease that strikes several maple species. As its name implies, tar spot disease ...