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Home > Diseases > Lawn Diseases > Fairy Rings

Fairy Rings

Approximately 50-60 species of fungi are known to form fairy rings in turf, with Marasmius oreades, Agricus campestris, Lycoperdon spp., and Scleroderms spp. being the most common.

Examples of fairy ring symptoms. Rings vary in size from a few inches to 200 feet in diameter.
fruiting bodies of fairy rings up close of fruiting body of fairy ring
Fruiting bodies of the fungi vary depending on species. Close-up of one type of fruiting bodies.

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[Photos, left to right: unknown; unknown; unknown; Iowa State University; Clemson University - USDA Cooperative Extension Slide Series,; H.J. Larsen,]

It is the policy of the State of Maine to minimize reliance on pesticides. The Maine Department of Agriculture and the Maine IPM Council encourage everyone to practice integrated pest management and to use pesticides only as a last resort. The mention of pesticides in the fact sheets linked to these pages does not imply an endorsement of any product. Be sure that any product used is currently registered and follow all label directions.