Testing turfgrasses for lower-input fairways February 2022 Researchers evaluated the quality of five fairway turfgrasses maintained with and without nitrogen and fungicide applications.
GCM’s 2021 Seed Update May 2021 The U.S. turf seed industry saw record sales in 2020, yet also saw a year fraught with challenges. What comes next for suppliers and buyers? Plus: Find profiles of 20 new turf varieties.
Verdure: Nitrogen, a plant growth regulator and shade ... oh my! February 2021 Do different shade levels influence N plus trinexapac-ethyl’s effects on turf?
Verdure: A small dose of manganese for take-all patch July 2020 Does manganese’s purported disease-suppressing ability stand up to scientific scrutiny?
Influence of carrier water pH on fungicide efficacy July 2020 Fungicides are most often mixed with water before application — can the quality of that water affect a product’s performance?
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.
Photo Quiz: Yellow turf, strange snow melt June 2020 Can you decipher what’s behind these two turf conundrums? Test your savvy in this month’s Photo Quiz.
GCM’s 2020 Seed Update May 2020 Find profiles of 17 new turfgrass varieties, a look at how coronavirus has impacted the seed industry, and a special essay from turf scientist Eric Watkins, Ph.D., spotlighting the people and processes behind turf seed production.
Verdure: Primo your way to reduced nitrogen fertilizer April 2020 Can applications of trinexapac-ethyl — the active ingredient in Primo Maxx — decrease putting greens’ nitrogen requirements without compromising turf quality?
PGR effects on turf under heat and salt stress April 2020 Researchers tested whether plant growth regulators could improve the health of creeping bentgrass under heat stress, salt stress and the two conditions combined.
Goodbye Poa annua, hello bentgrass April 2020 Go inside an Ohio golf club’s decision to transition greens and fairways from Poa to bentgrass and the many components involved, from shade to PGRs to patience.
Verdure: Winter applications for spring Poa annua seedhead suppression? March 2020 A turf scientist tested whether earlier applications of PGRs could deliver better control of annual bluegrass seedheads.
Velvet vs. creeping: Managing bentgrasses in shade December 2019 Can new cultivars of velvet bentgrass — an oft-overlooked species — be a viable alternative for superintendents struggling with shade stress?
Verdure: Bacteria diversity in your putting greens August 2019 A three-year study sought to quantify and identify soil microbial populations in creeping bentgrass and hybrid bermudagrass greens.
Verdure: Organic matter matters July 2019 The age of a putting green affects its rate of soil organic matter accumulation.
Effects of organic amendments on dollar spot May 2019 A two-year trial evaluated the effects of composts and biochar on dollar spot development in a creeping bentgrass fairway.
Verdure: It’s all in the delivery May 2019 Granular vs. foliar fertilizers — researchers tested them alone and in combination to determine their effects on turfgrass quality and soil nutrient levels.
Summer turf stress: Redefining ordinary April 9, 2019 Summer turf decline is complex, with conditions from the previous spring and winter often coming to bear. Brush up on strategies to prevent and alleviate the season’s stresses.
Irrigation requirements of cool-season fairway grasses April 2019 Can alternatives to creeping bentgrass deliver water savings? A two-year field study assessed the total water needs of six potential fairway species.
Soil surfactant effects on golf course greens March 2019 Michigan State researchers evaluated the impacts of soil surfactant treatments on turf’s response to insufficient irrigation, overwatering and traffic stress.