What Is Red Grass

Red Thread takes its name from the red thread-like structures called sclerotia that are produced by the fungus. Pink Patch produces tiny puffs of pink-cottony mycelium that resemble little bits of cotton candy stuck to the grass blades. Of the two diseases, Red Thread is the more common one seen in home lawns.

What is the red grass in my lawn?

Red thread is a lawn condition caused by a fungus called Laetisaria fuciformis, that attacks the leaf parts of the grass and causes it turn red and slowly die. … Red thread is more common during the months of late summer and early fall/autumn as the weather is generally damp and warm.

How do you treat red grass?

The basic treatment for red thread is to fertilize the lawn with the proper amount of nitrogen as part of an ongoing feeding program. Nitrogen applied to the lawn in the fall will nourish the re-emerging turf in the spring, but take care to not overstimulate growth late in the season.