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What causes brown spots in my lawn?

Last Updated: September 23, 2010

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There are many causes for brown spots in lawns. Below lists three fact sheets that address common problems in Colorado lawns that cause brown spots.

2.901 Ascochyta Leaf Blight of Turf,
2.909 Necrotic Ring Spot in Turfgrass,
2.933 Dollar Spot Disease of Turfgrass

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