How to best utilise plant growth regulators to optimise turf health and performance

Plant growth regulators (PGRs) are one of the most common products used on fine turf areas. They are used for a variety of reasons, including improving turf health, discouraging Poa annua and providing faster and more consistent green speeds. This presentation will explain how to best utilise different products to achieve your specific goals.

Presented by Zach Nicoludis, Central Region Agronomist, USGA Green Section


Zach Nicoludis
USGA Green Section | Central Region Agronomist

Zach joined the Green Section in the spring of 2016 as an agronomist in the Central Region. He is based in the Columbus, Ohio, office and conducts visits in Ohio, Indiana, Kentucky, Michigan, Illinois, Wisconsin, Minnesota and Canada as well as providing educational outreach throughout the Central Region.
Working on a golf course during high school inspired Zach to pursue a degree in turfgrass science at Penn State University. Upon completing his degree, he worked as an assistant superintendent at St. Clair Country Club in Pittsburgh, Pa., French Creek Golf Club in Elverson, Pa., and Bidermann Golf Course in Wilmington, Del. Zach went on to become the South Course Superintendent at Wilmington Country Club in Wilmington, Del., where he spent four years before joining the USGA Green Secti


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