10-Year NC Landscape Turf Sample Review

(Updated: Jan. 28, 2021, 6:04 a.m.)
The following data was collected from samples submitted to the North Carolina State Turf Diagnostics Lab from 2011 to 2020. This information shows all of the diagnoses we have made on these hosts from residential and commercial landscapes over the past 10 years. These data highlight where the samples came from and where we have confirmed each disease. This does not mean these diseases only occur in these counties, but gives you an idea of what we've seen and where. These data do not include diagnoses of "no pathogen found" or abiotic issues.

Centipedegrass Samples 2011-2020

During this time period we processed 267 samples from centipedegrass residential and commercial lawns in North Carolina. The first image illustrates where all the centipedegrass samples came from with disease diagnoses following in alphabetical order.
Centipede Sample Submission image
Centipede Dollar Spot Sample Submission image
Centipede Fairy Ring Sample Submission image
Centipede Large Patch Sample Submission image

St. Augustinegrass Samples 2011-2020

During this time period we processed 80 samples from St. Augustinegrass residential and commercial lawns in North Carolina. The first image illustrates where all the St. Augustinegrass samples came from with disease diagnoses following in alphabetical order.
St. Augustinegrass Sample image
St. Augustinegrass Gray Leaf Spot Sample
St. Augustinegrass Large Patch Sample
St. Augustinegrass Take All Root Rot Sample

Tall Fescue Samples 2011-2020

During this time period we processed 215 samples from tall fescue residential and commercial lawns in North Carolina. The first image illustrates where all the tall fescue samples came from with disease diagnoses following in alphabetical order.
Tall Fescue Sample
Tall Fescue Ascochyta Blight Sample
Tall Fescue Brown Patch Sample
Tall Fescue Gray Leaf Spot Sample
Tall Fescue Microdochium Patch Sample
Tall Fescue Leaf Spot Sample
Tall Fescue Plythium Blight Sample
Tall Fescue Red Thread Sample
Tall Fescue Rust Sample
Tall Fescue Striped Smut Sample
Tall Fescue White Patch Sample
Tall Fescue Yellow Patch Sample

Zoysiagrass Samples 2011-2020

During this time period we processed 221 samples from zoysiagrass residential and commercial lawns in North Carolina. The first image illustrates where all the zoysiagrass samples came from with disease diagnoses following in alphabetical order.
Zoysiagrass Sample
Zoysiagrass Curvularia Blight Sample
Zoysiagrass Dollar Spot Sample
Zoysiagrass Large Patch Sample
Zoysiagrass Microdochium Patch Sample
Zoysiagrass Pythium Blight Sample
Zoysiagrass Rust Sample
Zoysiagrass Spring Dead Spot Sample