Verdure: Anthracnose can go play in the sand August 2023 Research shows sustainable practices are the best antidote to anthracnose.
Pythium diseases: Go with what you know May 2, 2023 Identify Pythium disease and control it with the industry standard: Segway Fungicide SC
Verdure: Season’s greetings from silica December 2022 Recent research from Kansas State University explored silica's use in turfgrass management related to plant disease, wear tolerance and abiotic stress.
Verdure: Dollar spot and nitrogen, Part 2 May 2022 Researchers examined the effects of three nitrogen sources on dollar spot severity.
Verdure: Dollar spot and nitrogen, Part 1 April 2022 A university and a golf course teamed up to determine whether increasing N fertilization reduces dollar spot severity on greens.
New insights on take-all root rot January 2022 The various fungal species that cause this disease of warm-season turfgrasses were previously thought to be similar, but a closer look has revealed differences noteworthy for superintendents.
The art of managing turf density August 2021 Turf scientist Jack Fry, Ph.D., talks thatch, disease, overseeding and other factors that need special consideration as the (turf) plot thickens.
Verdure: What to dew about dollar spot August 2021 A Penn State study looked at the influence of dew removal and mowing frequency on dollar spot control, testing the practices alone and in combination with fungicide use.
Combination fungicides for improved turfgrass disease control June 2021 Treatments with more than one active ingredient can reach a broad range of pathogens with increased efficacy and reduced resistance risk. Learn about different options and which diseases they target.
Dollar spot: Evaluating biological and oil-based fungicides March 2021 Researchers discuss findings from their tests of eight commercially available alternative controls for dollar spot in turfgrass.
Reducing anthracnose with potassium and nitrogen November 2020 Anthracnose severity in annual bluegrass is strongly linked to N and K deficiencies. At what rates do these nutrients best team up to control the disease?
Fine fescues on golf courses: Biotic stresses September 2020 An overview of the weed, disease and insect pressures that can afflict fine fescues, tolerance differences among taxa, and pest management strategies.
Verdure: A small dose of manganese for take-all patch July 2020 Does manganese’s purported disease-suppressing ability stand up to scientific scrutiny?
Understanding turf fungicide resistance and FRAC codes June 18, 2020 Brian Aynardi, Ph.D., offers a primer on how resistance develops, which turf pathogens are resistant to which fungicides, and steps superintendents can take to rein in resistance.
Verdure: Pseudo dollar spot control? June 2020 Purdue University researchers designed field experiments to test the impact of the biological control agent Tx-1 on dollar spot and brown patch activity in fairways.
Bermudagrass: Reducing winter injury, spring dead spot March 2020 Joint projects are exploring solutions to winter-related hybrid bermudagrass woes, including the effects of fall mowing height on turf survival and strategies for combating SDS.
Testing for disease in St. Augustinegrass September 2019 The Floratam variety of St. Augustinegrass is extremely susceptible to sugarcane mosaic virus. Researchers worked with growers to ensure disease-free sod.
Verdure: That’s a sappy relationship June 2019 Can different in-field plant measurements — a clipping sap test or handheld reflectance meters — be used assess turf’s foliar nitrogen status to minimize anthracnose?
Pythium root rot Q&A May 23, 2019 Paul Giordano, Ph.D., answers the most frequently asked questions about Pythium root rot to help superintendents outsmart this challenging disease.