GREENKEEPER BLOG

Hi-Res Surface Organic Matter Analysis in GreenKeeper

Surface organic matter has always been one of the most important—and frustrating—variables to manage on putting greens. We know it influences firmness, infiltration, water holding capacity, and pest pressure. We also know that topdressing and cultivation are our...

Why Your Rainfall Data May Be Wrong: The Challenges of Estimated Precipitation

GreenKeeper, like the weather apps on your phone, uses extremely high-resolution weather models to estimate current conditions and forecast future weather. These systems combine observations from airports, weather balloons, satellites, and weather radar with...

A Completely New WhiteBoard Experience for Turf Managers

GreenKeeper WhiteBoard has been rebuilt from the ground up with a modern user experience, intelligent planning tools, and unmatched flexibility for daily turf operations.Daily labor planning in turf management is complicated. Every day, turf managers balance changing...

Your Spray Program Shouldn’t Keep You Up at Night

​Building a spray program can be stressful. You're thinking about pest control, fertility, PGRs, wetting agents, and plant health products. Are products from the last application still doing the job? Then comes the mixing math. A misplaced decimal or a wrong unit can...

Moving Beyond Pretty Maps

Today's weather forecast shows a 10% chance of rain in the late morning. Do you throw your rain gear in the cart? What if the forecast shows a 30% chance at 7:00 a.m.? Even without formal training in statistics, we use probabilities like these to make practical...

GreenKeeper Models Provide More Insight Than Simple GDD Calculators

​I first learned about growing degree days (GDDs) in my introductory agronomy course at UW–Madison. These models used daily average temperature to predict biological processes such as corn development. I later learned that GDDs could also be used to schedule seedhead...

Upgraded GreenKeeper CIS Includes POGO Integration

Many turf management decisions are inherently spatial—where water is needed, where pests typically occur, and where additional management is required to achieve specific performance goals. Historically, these patterns have been managed through careful observation,...

Learning the Microclimate: GreenKeeper Insight Improves Forecast Accuracy

Accurate weather forecasts are central to irrigation scheduling, spray timing, and stress management, yet most forecasts are built for regions—not individual golf courses or athletic complexes. Terrain, tree cover, elevation, and nearby bodies of water create...

Move Past Yesterday’s ET: The Predictive Advantage of GreenKeeper wX

Agronomic models are only as good as the data they receive. GreenKeeper’s models rely on high-quality, site-specific weather inputs to perform at their best. Adding a wX station dramatically improves the accuracy and resolution of those data. While weather stations...

Invest in Yourself and Staff with GreenKeeper University

Advance your turf management knowledge at your pace with GreenKeeper University. Our team of renowned turfgrass professors, researchers and practitioners have created 18 different online courses to help advance the knowledge of turfgrass managers. Students can enroll...
Late Summer Sugar Lows

Late Summer Sugar Lows

It's mid-August 2022 and many turfgrass managers feel as tired as their grasses. The sun is slower to rise, the shadows are starting to lengthen, and it's more difficult for me to pop out of bed when my alarm clock sounds. The weather has been brutal across much of...

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PGR Resistance During Summer Heat?

PGR Resistance During Summer Heat?

It's been hot and humid, and many golf course putting greens are growing rapidly. Plant growth regulator programs that were dialed-in during May and June appear to be non-existent during July. Growth rate is surging, green speeds are declining, and puffy conditions...

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Cold Spring Weather Wreak Havoc on Spray Programs

Cold Spring Weather Wreak Havoc on Spray Programs

Spring can be a frustrating season for many in the golf industry. Golfers, Club Professionals, GMs, and owners want to escape the winter doldrums and return to their predestine golf courses with firm and fast conditions. Unfortunately, the weather doesn't always...

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Winterkill Recovery Techniques

Winterkill Recovery Techniques

There are more reports of turfgrass winterkill from around the US. At first, we thought most of the damage was limited to winter desiccation in the Central Great Plains. Unfortunately, we've received reports from coast to coast. Zac Reicher, PhD from Bayer...

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P is for Purple

P is for Purple

Last spring, a handful of the research putting green plots at OJ Noer at the University of Wisconsin-Madison were showing some pretty impressive signs of phosphorus deficiency. The OJ Noer research facility gives us the opportunity to push grass to its limits. About...

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Don’t Let the Tail Wag the Dog

Don’t Let the Tail Wag the Dog

Many factors influence turfgrass growth rate. Some are beyond the manager's control while others are frequently manipulated through normal management. Environmental factors including the recent weather and soil conditions, turfgrass genetics, traffic levels and even...

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