Filtering by tag: diagnostics ✕

US map showing 2025 turfgrass sample origins; 71% SE, 41% NC, 13% SW; Top5 NC, FL, SC, TX, CA

2025 Turf Diagnostics Lab Review

Overall, total turfgrass samples submitted in 2025 to the NC State Turf Diagnostics Lab were 6% higher than samples submitted in 2024 and 13% above our 18-year running average (2008-2025). As…

US map: 2024 turfgrass sample origins — 65% SE, 15% SW, 37% NC; Top 5: NC, FL, TX, CA, AL

2024 Turf Diagnostics Lab Review

Overall, total turfgrass samples submitted in 2024 to the NC State Turf Diagnostics Lab were 6% lower than samples submitted in 2023 and 7% above our 15-year running average. As expected, most (74%)…

2023 Client Distribution bar chart: Golf 67%, Lawn 30%, Orn. Nursery 3% (% of all turf samples)

2023 Turf Diagnostics Lab Review

Overall, total turfgrass samples submitted in 2023 to the NC State Turf Diagnostics Lab were 11% higher than samples submitted in 2022 and 14% above our 15-year running average. As expected, the…

Yellow diamond sign with gray text "CHANGES COMING!"

NC State Turf Diagnostic Lab Major Changes

Effective July 1, 2023, the NC State Turfgrass Diagnostics Lab will initiate some new policies and changes. We are excited to announce that we are permitted to receive samples from anywhere on planet…

Golf green with numerous circular brown patches and a white fence in the background

Disease or Not Disease, That Is the Ultradwarf Question!

As temperatures across our region roller coaster their way into spring, bermudagrass putting greens are often some of the first warm-season turfgrass systems to green up. While that's a good thing…

North Carolina county map with red and gray counties; title "2013-22 Creeping Bentgrass Submission Origin"

North Carolina Putting Green Samples - 10 Year Review

The following post is a 10-year review (2013-2022) of turfgrass samples submitted to our lab from golf course putting greens solely in North Carolina. North Carolina is located in the transition zone…

Map of 2022 turfgrass sample origins by US state; 44% NC, 68% SE (TN/NC/MS/AL/GA/SC/FL)

2022 Turf Diagnostics Lab Review

Overall, total turfgrass samples submitted in 2022 to the NC State Turf Diagnostics Lab were higher (+16%) than samples submitted in 2021, which brings us back to a normal year since it was very…

Man leaning into microscope under tent next to sign reading "Diagnostics Lab"

My Grass Is Sick! Now What?

Now that spring is well underway, many will be on the lookout for the first offenders of the warmer months. Dollar spot, brown patch, and others will begin to pop up once again. Remember, the first…