Pythium Lawn Disease


Identifying markers:

  • Causes circles of blackened blades in the pattern of the flow of water across the lawn.
  • Leaves look sticky and feel wet and oily.
  • Once established it causes candy floss black fungus across the infected areas.
  • Infected areas will quickly turn brown, dry out and die.
  • Unseasonal high temperatures and humidity can trigger an episode.
  • Bent grasses and perennial rye grass are most susceptible.