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Browse by Author: Lee Butler
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Brown Patch in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of brown patch.

2025 Pest Control for Professional Turfgrass Managers

By: Terri Billeisen, Lee Butler, Travis Gannon, James Kerns, Ramon Leon Gonzalez, Ray McCauley, Grady Miller, Robert Richardson

This annual guide supplies information concerning pesticides that can be used for controlling pests in turfgrasses. Revised for 2025.

Pythium Root Rot in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of pythium root rot.

Algae in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of algae.

Fairy Ring in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of fairy ring.

Diseases of Cool-Season Turfgrasses

By: Lee Butler, Jim Kerns

This guide is designed to help identify the most troublesome diseases associated with cool-season turfgrasses. This includes such grasses as tall fescue, fine fescue (chewings, creeping red), Kentucky bluegrass, and perennial ryegrass. A description of the disease symptoms, a list of specific management practices that can be used to prevent or reduce turfgrass injury by disease and a chart to indicate when the disease is most likely to occur are presented.

Leaf Spot in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of leaf spot.

Pythium Blight in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of pythium blight.

Anthracnose in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of anthracnose.

Large Patch in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of large patch.

Pythium Root Dysfunction in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of pythium root dysfunction.

Take-All Root Rot in Turf

By: Lee Butler, Jim Kerns, Cameron Stephens TurfFiles

This factsheet summarizes the characteristics of take-all root rot in turf.

Dollar Spot in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of dollar spot.

Yellow Patch in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of yellow patch.

Gray Leaf Spot in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of gray leaf spot.

Red Thread in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of red thread.

Nematodes in Turf

By: Lee Butler, Jim Kerns, Glenn Galle TurfFiles

This factsheet summarizes the characteristics of nematodes in turfgrasses.

Cream Leaf Blight in Turf

By: Jim Kerns, Lee Butler TurfFiles

This factsheet summarizes the characteristics of cream leaf blight.

Yellow Tuft in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of yellow tuft.

Leaf and Sheath Blight in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of leaf and sheath spot in turf.

Summer Patch in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of summer patch.

Damping Off in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of damping off.

Red Leaf Spot in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of red leaf spot.

Slime Mold in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of slime mold.

Rust in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of rust.

White Patch in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of white patch.

Spring Dead Spot in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of spring dead spot.

Powdery Mildew in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of powdery mildew.

Net Blotch in Turf

By: Lee Butler TurfFiles

This factsheet summarizes the characteristics of net blotch.

Microdochium Patch in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of microdochium patch (pink snow mold).

Copper Spot in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of copper spot.

Gray Snow Mold in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of gray snow mold.