How to quantify light requirements for putting greens

Sunlight is one of the basic requirements for turf growth and is the most influential factor on turf health and performance. Regardless, it can be difficult to explain the need for tree removal to stakeholders because sunlight requirements can seem subjective. Recent research has quantified light requirements for various turf surfaces so growing environments can be evaluated more quantitatively.

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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