Tag: Gray Leaf Spot

• Gray Leaf Spot on Heirloom Tomatoes

  

  From Clemson Plant Pathologist Tony Keinath Gray leaf spot has been found in a home garden in Greenville County and on a farm in Charleston County, South Carolina. This disease is the most common foliar problem on heirloom tomatoes. ‘Cherokee Purple’ is particularly susceptible. The recent hot, humid, rainy weather is ideal for the gray…

  Justin Ballew

  June 25, 2025

  Disease, Tomatoes

  Disease, disease management, fungus, Gray Leaf Spot, heirloom, Tomatoes