It may be time to brace yourself for a summer heavy with tar spot outbreaks. According to ipmPIPE, an online pest mapping system, nearly 20 counties across four states have reported fields with ...

A late August wave of heat and humidity flipped the story on tar spot for agronomist Dennis Kopp. “In 10 days, since the first of September, it’s been magnified 100%,” Kopp says. He runs a ...

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