Lawn Care

Recognizing and Treating Red Thread in Lawns in Waterford

Noah Dolce, Lawn Care Specialist | Jun 03, 2026

Tags: General, Lawn Disease, Lawn Fertilization, Lawn Maintenance

Supporting image for blog post: Recognizing and Treating Red Thread in Lawns in Waterford

Brown grass blades caused by red thread fungus infection. | Tom Morgan, Owen Tree & Lawn Care

Waterford, Michigan, is no stranger to lawn diseases like red thread, which can cause unsightly brown spots in your lawn if left untreated. This fungal infection, caused by the fungus Laetisaria fuciformis, is typically characterized by brown patches in the lawn with pink or red hairs growing out of the grass plants. In Waterford’s climate, which features wet springs and mild falls, red thread is a common issue for homeowners starting in June and continuing as long into the year as mid-September.

The key to recognizing red thread is to look for small, irregular patches of discolored grass that appear weak and thinning. As the fungus spreads, these patches can expand and significantly impact the aesthetic appearance and health of your lawn. Red thread thrives in summer weather, so it's most active during the peak of the growing season, making Waterford lawns particularly vulnerable during these times.

To treat red thread, it’s important to improve your lawn's overall health. Applying a balanced fertilizer that’s rich in nitrogen can strengthen your grass, helping it recover from fungal damage. Proper watering is also crucial - ensure your lawn is not overwatered, as this can promote fungal growth. Additionally, aerating your lawn can help improve soil drainage, enhance grass root development and reduce the conditions that favor red thread.

In cases where the disease is severe, fungicides may be necessary. A local lawn care professional in Waterford can provide a tailored treatment plan to control red thread disease and restore your lawn’s health.

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