How to Identify Common Lawn Fungus in Kentucky

May 1, 2024 | Weed Bed Control | Kylie Kelty

The Farison Lawn
Care Guarantee

When it comes to lawn fungus identification in Kentucky, one of the challenges homeowners face is dealing with lawn fungus. If left unchecked, these unwelcome invaders can quickly turn your beautiful grass into a patchy, unsightly mess. To effectively combat them, it’s crucial to identify the common types of fungus that may appear in your Kentucky lawn. In this guide, we’ll explore what grass fungus looks like and how to recognize the signs.


  1. Lawn Fungus Identification: A Visual Guide


Lawn fungus can take on various appearances, but here are some of the most common types you might encounter in Kentucky:

White Fungus:

  • Image of white, powdery substance on grass blades
  • The white fungus appears as a powdery, white substance on grass blades. It can resemble a dusting of flour or powdered sugar. This type of fungus in grass is often identified as “powdery mildew” and is more likely to occur in shaded areas with high humidity.

Brown Patches:

  • Image of brown patches with irregular shapes
  • Brown patches on your lawn with irregular shapes could signify brown patch fungus. It typically appears as circular or oblong brown areas, and the grass within these patches may have a slimy, dark appearance.

Circular Patches:

  • Image of circular patches with a dark ring and lighter center
  • Circular patches with a dark ring around the edge and a lighter center indicate a common fungus known as “dollar spot.” This type of mold on grass often occurs in warm, humid conditions and can create small, coin-sized patches on your lawn.

Red Thread:

  • Image of grass blades with thin, reddish threads
  • Red thread gets its name from the thin, reddish threads or strands on grass blades. It often affects Kentucky lawns during high humidity, creating a reddish or pinkish hue on your grass.


  1. Recognizing the Signs: What to Look For


Identifying lawn fungus isn’t just about the physical appearance of the fungus itself. It’s also important to recognize the signs that your grass is under attack. Keep an eye out for these common indicators:


  • Yellowing or browning of grass: This may signal a fungal infection affecting the health of your lawn.
  • Irregular patches: Fungus often create circular or irregularly shaped patches where the grass looks different from the surrounding area.
  • Slimy or discolored grass: Some types of lawn disease identification can cause the grass to become slimy, dark, or discolored.
  • Powdery or thread-like substances: The presence of powdery or thread-like substances on grass blades is a clear sign of fungal growth.


  1. Dealing with Lawn Fungus


Taking action is essential if you suspect your lawn is suffering from a fungal infection. Here are some steps to consider:

  • Proper lawn care: Maintain a healthy lawn by following the best watering, mowing, and fertilizing practices.
  • Aerate your soil: Aerating your soil can improve its drainage and reduce conditions favorable to fungus.
  • Fungicide treatment: Consider using a fungicide treatment to combat the fungus in severe cases.
  • Professional help: Always consult a lawn care professional like Farison Lawn Care upon seeing signs of fungus. We have the expertise to diagnose and treat lawn diseases effectively.


Identifying and addressing lawn fungus in Kentucky is essential to ensure your lawn remains vibrant and healthy throughout the year. By knowing what grass fungus looks like and recognizing the signs, you can take the necessary steps to protect your lawn’s beauty and vitality.

For expert lawn care assistance in Kentucky, including diagnosis and treatment of lawn fungus, don’t hesitate to contact Farison Lawn Care. We’re here to help your lawn thrive and remain fungus-free. Give us a call today! 


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