Red Thread & Pink Patch


  • Patches that are reddish-brown in color and 1 to 4 inches in diameter, up to 2 feet.
  • Causes a gelatinous mass of pink mycelium with water-soaked leaves.

Conditions Favoring Disease:

  • Temperatures between 40F and 85F and in locations that are low in nitrogen.
  • Areas that experience more than 10 hours a day of foliar wetness for several consecutive days.
  • Pink patch usually develops in the presence of red thread.
  • The two diseases often occur under the same conditions and at the same times.