Pebble Beach - what's with the blotchy greens?
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From: Alan Illeman on 20 Jun 2010 08:30 Lopez Gomez wrote: > JohnO <johno1234(a)gmail.com> wrote in news:38675e9e-f1e1-4c9f-8f92- > 35ff1d475cfd(a)q39g2000prh.googlegroups.com: > >> Looks like a fungal infection? > > Not fungus - invasive poa annua grass, mixed in with bent. Once poa > gets established, there is no getting rid of it. > > A very common sight on courses here in the northeast too. > > The greens at Pebble Beach have been like that for decades. Bent grass on greens? Our lawns are all bent grass, and there's no way you could ever putt on it. We got an 'expert' in and he advised resodding with Kentucky Blue.
From: Lopez Gomez on 20 Jun 2010 08:51 "Alan Illeman" <noway(a)nowhere.ca> wrote in news:jaydnfcy6Zh3lIPRnZ2dnUVZ_vednZ2d(a)supernews.com: > Lopez Gomez wrote: >> JohnO <johno1234(a)gmail.com> wrote in news:38675e9e-f1e1-4c9f-8f92- >> 35ff1d475cfd(a)q39g2000prh.googlegroups.com: >> >>> Looks like a fungal infection? >> >> Not fungus - invasive poa annua grass, mixed in with bent. Once poa >> gets established, there is no getting rid of it. >> >> A very common sight on courses here in the northeast too. >> >> The greens at Pebble Beach have been like that for decades. > > Bent grass on greens? Our lawns are all bent grass, and there's > no way you could ever putt on it. We got an 'expert' in and he > advised resodding with Kentucky Blue. > Yes, on northern courses, greens are usually bent grass. I suppose there are different varieties, and the kind they use on greens may be different than what grows in lawns, but it's definitely the grass of choice up here.
From: Don Kirkman on 20 Jun 2010 13:33 On Sun, 20 Jun 2010 00:17:58 -0500, Lopez Gomez <albatross(a)eagleshite.com> wrote: >W^3 <aderamey.addw(a)comcast.net> wrote in >news:aderamey.addw-CA38E1.20252119062010(a)News.Individual.NET: >> In article <Xns9D9CD4585E04592011(a)216.196.97.131>, >> Lopez Gomez <albatross(a)eagleshite.com> wrote: >>> JohnO <johno1234(a)gmail.com> wrote in news:38675e9e-f1e1-4c9f-8f92- >>> 35ff1d475cfd(a)q39g2000prh.googlegroups.com: >>> > Looks like a fungal infection? >>> Not fungus - invasive poa annua grass, mixed in with bent. Once poa >>> gets established, there is no getting rid of it. >>> A very common sight on courses here in the northeast too. >>> The greens at Pebble Beach have been like that for decades. >> They didn't look like this in 2000. (Or is it that our flat panels >> show it now?) >Pretty much - HD shows a lot more detail. If you look at some of the film >highlights of the 1992 open, (film shows more detail than analog video >tape), you'll see that the greens looked just the same then as they do >now. >But it can vary. Poa loves sun, and the Monterey coastline can be very >cloudy. In a given year, if the winter was particulary wet and foggy >there might be less poa that spring and summer. Rainfall and storm >patterns on the central California coast can be quite variable from one >year to the next, >Poa annua actually isn't a bad grass to use for greens, IF its a pure poa >green, and not a mixture. Farther south, in the L.A. and San Diego area, >you'll often find courses that have greens that are pretty much 100% poa. >It's when you have a mixture of poa and bent that you run into problems >with inconsistent roll. If the green is mowed early in the morning, putts >will roll true for several hours, but poa is very fast growing compared >to bent grass, so by later in the day, the ball tends to take some >unusual hops and bounces. Poa has a lot more grain than bent grass. Agreed - by later in the day poa greens have grown out and slowed down, and they develop lots of buds that make for very bumpy greens. Amen to the "lot more grain." -- Don Kirkman donsno2(a)charter.net
From: W^3 on 21 Jun 2010 16:46
In article <Xns9D9DD18097A392011(a)216.196.97.131>, Lopez Gomez <albatross(a)eagleshite.com> wrote: > W^3 <aderamey.addw(a)comcast.net> wrote in > news:aderamey.addw-CA38E1.20252119062010(a)News.Individual.NET: > > > In article <Xns9D9CD4585E04592011(a)216.196.97.131>, > > Lopez Gomez <albatross(a)eagleshite.com> wrote: > > > >> JohnO <johno1234(a)gmail.com> wrote in news:38675e9e-f1e1-4c9f-8f92- > >> 35ff1d475cfd(a)q39g2000prh.googlegroups.com: > >> > >> > Looks like a fungal infection? > >> > >> Not fungus - invasive poa annua grass, mixed in with bent. Once poa > >> gets established, there is no getting rid of it. > >> > >> A very common sight on courses here in the northeast too. > >> > >> The greens at Pebble Beach have been like that for decades. > > > > They didn't look like this in 2000. (Or is it that our flat panels > > show it now?) > > > > Pretty much - HD shows a lot more detail. If you look at some of the film > highlights of the 1992 open, (film shows more detail than analog video > tape), you'll see that the greens looked just the same then as they do > now. > > But it can vary. Poa loves sun, and the Monterey coastline can be very > cloudy. In a given year, if the winter was particulary wet and foggy > there might be less poa that spring and summer. Rainfall and storm > patterns on the central California coast can be quite variable from one > year to the next, > > Poa annua actually isn't a bad grass to use for greens, IF its a pure poa > green, and not a mixture. Farther south, in the L.A. and San Diego area, > you'll often find courses that have greens that are pretty much 100% poa. > > It's when you have a mixture of poa and bent that you run into problems > with inconsistent roll. If the green is mowed early in the morning, putts > will roll true for several hours, but poa is very fast growing compared > to bent grass, so by later in the day, the ball tends to take some > unusual hops and bounces. Poa has a lot more grain than bent grass. > > Thanks for that; very informative. |