Updates
The latest research notes, field observations, and announcements from PACE Turf. Page 7 of 252.
- Watching firmness and OM2 change Members only
June 2, 2026
I've been collecting OM246 samples at Bangsai CC since 2019. Some of those greens have the same grass and rootzone…
- Putting green firmness and OM2 Members only
May 31, 2026
How much does putting green firmness change for every unit change in OM2? That is, when total organic material at…
- How many hours of sunlight does grass need? Members only
May 29, 2026
I was asked about a potential backyard putting green and what the minimum amount of sunlight would be. This happens…
- Updated university location climate appraisals Members only
May 26, 2026
I have updated the university research location climate appraisals page. Last year I added eight locations to the list, and…
- Sand topdressing and clipping volume Members only
May 24, 2026
We've written a lot about normal sand topdressing amounts and especially about site and seasonal adjustments based on clipping volume.…
- Algae: the silent killer Members only
May 19, 2026
Algae (cyanobacteria) are commonly viewed merely as the symptom of larger problems such as poor drainage, shade and wet spots.…
- El Niño is on the way Members only
May 19, 2026
I've been seeing a lot of news stories about a possible "Super El Niño," but that hasn't happened yet, and…
- P, Poa, and bentgrass Members only
May 13, 2026
If you are interested in phosphorus (P) and the competition between bentgrass and Poa annua, our Super Journal article on…
- Photo of the week: fairy ring and mites Members only
May 13, 2026
I wouldn't have expected to see this. PACE Turf member Todd Lowe shared this image of bermudagrass in Florida, where…
- Sand application rate calculator Members only
May 8, 2026
Sand application rates are reported in many different units, including depth, volume per area, and mass per area—with metric and…