ATC Office Hours

Dec 31 2024 16 ep. 116 mins 8
ATC Office Hours Podcast artwork

I discuss technical turfgrass topics with turfgrass managers, scientists, greenkeepers, and whoever drops by the ATC office hours. There's a lot of talk about the work done to create playing surfaces for golf, and also about growing grass for sporting surfaces of all sort, and also some talk of lawns.

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2024 #OM246 review with Chris Tritabaugh

Dec 31 2024 153 mins  
Join me, along with Chris Tritabaugh from Hazeltine National GC, as we review autumn soil test results. We especially look at the #OM246 total organic material results, and discuss those in the context of maintenance work done, changes in the test results from past years, and most importantly, the relation of the tests to putting green performance.This video shows how to measure sa

ATC Office Hours: growth ratio, measurement units, & turf math with Jason Haines & Bjarni Hannesson

Feb 09 2024 133 mins  
Jason and Bjarni joined me to talk about some useful turfgrass math, especially the turfgrass growth ratio, which you can read more about at https://www.asianturfgrass.com/tag/growth-ratio/Find more infomation at PACE Turf: https://www.paceturf.org/ And at the ATC website: https://www.asianturfgrass.com/

Autumn #OM246 review with "the guy who doesn't do maintenance Mondays"

Nov 20 2023 163 mins  
For the third consecutive autumn, Chris Tritabaugh joined me to review the OM246 (total organic material by depth) test results from the greens at Hazeltine National Golf Club. We discussed playing conditions, maintenance work, and testing.Here are some links.Chris's Substack: https://ctunderscoreturf.substack.com?utm_source=navbar&utm_medium=web&r=dakt8ATC website: https:/

Firm bentgrass greens and OM management with Richard Forsyth

May 09 2023 101 mins  
Richard Forsyth is the director of courses at Royal Melbourne Golf Club. We discussed playing conditions, maintenance work, and grass types in relation to production of firm putting surfaces.Chris Tritabaugh and Doug Soldat also spoke about putting green firmness in this podcast: https://open.substack.com/pub/ctunderscoreturf/p/doug-soldatA note about soil surfactants: https://www.

Championship conditions discussion with Eric Johnson and MLSN, ClipVol, & OM246

Feb 01 2023 136 mins  
Eric Johnson joined from his office at Chambers Bay to discuss everyday golfing conditions, championship playing surfaces, and workflow using techniques such as clipping volume (#ClipVol), total organic material testing by depth (#OM246), and nutrient supply using #MLSN.You can find Eric on Twitter at https://twitter.com/altshot2Read more about all kinds of turfgrass topics at http

Why are we cultivating so much? Soil organic matter with Dr. Roch Gaussoin

Dec 15 2022 93 mins  
Dr. Roch Gaussoin, professor at the University of Nebraska-Lincoln, joined me to discuss cultivation of golf course turf, sand topdressing, soil organic matter testing, and the topic of soil organic matter/material management in general.

Autumn 2022 OM246 review with Chris Tritabaugh

Dec 08 2022 108 mins  
Total organic material testing (OM246) can be used to calibrate the amount of sand and cultivation required to produce high performance putting surfaces. Chris Tritabaugh and I discussed the most recent results from tests conducted at Hazeltine National Golf Club.

MLSN and soil test interpretation on bentgrass and Poa annua with Jackie Guevara

Aug 01 2022 127 mins  
Jackie Guevara did an experiment that compared no P or K fertilizer, those elements as recommended by MLSN, and those elements as recommended by SLAN. The results? MLSN and SLAN were both better than nothing. But MLSN used a lot less fertilizer.

Golf turf playability with Carl Schimenti: green speed, firmness, smoothness and trueness of roll

May 24 2022 135 mins  
Carl is a competitive golfer and a turfgrass researcher. We had a long conversation about the topic of playability of surfaces. What is it, how is it measured, can it be measured, and how might it be managed.

No change in soil OM after sand topdressing just once in a year, with Andrew McDaniel

May 19 2022 81 mins  
Total organic material by depth (#OM246) measurements have been made at Keya GC for six years. We discussed these results and how the organic matter has remained constant over time despite minimal sand topdressing and only 1 hollow-tine aerification in six years.