Archived posting to the Leica Users Group, 2009/08/17
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Looks like very sandy soil - not really a place for fungi. Maybe a Native American burial ground - is it spooky at night? Cheers Douglas Chris Saganich wrote: > Mushrooms > > > At 06:08 PM 8/16/2009, you wrote: >> Septic tank? >> >> Leo Wesson >> Photographer/Videographer >> 817.733.9157 >> www.leowesson.com >> >> >> On Sun, Aug 16, 2009 at 4:01 PM, Jim Nichols >> <jhnichols at lighttube.net>wrote: >> >> > Hi Douglas, >> > >> > The only structure that ever adorned these lots before our houses >> was an >> > American Civil War earthwork on the opposite end of my lot, >> overlooking the >> > roadside at that time. That disappeared forty years ago. >> > >> > Thanks for the feedback. >> > >> > Jim Nichols >> > Tullahoma, TN USA >> > ----- Original Message ----- From: "Douglas Sharp" >> <douglas.sharp at gmx.de> >> > To: "Leica Users Group" <lug at leica-users.org> >> > Sent: Sunday, August 16, 2009 3:09 PM >> > Subject: Re: [Leica] IMG: Information Needed on Cause of Lawn Circle >> > >> > >> > Hi Jim, >> >> >> >> have you had very little rain recently? >> >> >> >> This looks like what happens when some kind of structure is at >> shallow >> >> depth below the surface. Both sides stiil get enough water from >> deeper >> >> in the ground, but above the structure everything dies off. Very >> useful >> >> for archaeologists but not so good for a nice green lawn. >> >> >> >> Could be an old wall or foundations, the rim of an old pond (hard >> packed >> >> clay), an old farm building or similar. >> >> >> >> If there's been a lot of construction work with pretty deep >> foundations >> >> being dug or pipelaying in the neighbourhood, it could mean that the >> >> groundwater table has fallen. >> >> >> >> We had a similar effect in our garden caused by "lenses" of clay and >> >> sand. These filled with rainwater and made circular areas that >> wobbled >> >> like quicksand. I had to dig a criss-cross of trenches almost 3-feet >> >> deep through the garden to get it draining properly. >> >> >> >> Cheers >> >> Douglas >> >> >> >> >> >> >> >> Jim Nichols wrote: >> >> >> >>> I know there are many knowledgable people on these two lists. I am >> >>> looking for a hint on the cause of a circle of dead grass that is >> very well >> >>> defined on my lawn and extends, faintly, into the adjoining lawn. >> >>> >> >>> I recall that a cherry tree once existed in this general area in the >> >>> neighboring lawn. I had a maple in my yard that was damaged by a >> wind storm >> >>> and removed. However, neither of these was near the center of >> the circle. >> >>> I have heard that maple roots can cause problems in grass, but no >> >>> previously-existing root circle matches what I now observe. >> >>> >> >>> Anyone got a suggestion? >> >>> >> >>> http://gallery.leica-users.org/v/OldNick/Lawn+Circle.jpg.html >> >>> >> >>> Jim Nichols >> >>> Tullahoma, TN USA >> >>> >> >>> _______________________________________________ >> >>> Leica Users Group. >> >>> See http://leica-users.org/mailman/listinfo/lug for more information >> >>> >> >>> >> >>> >> >> >> > >> > >> > >> -------------------------------------------------------------------------------- >> >> >> > >> > >> > >> > >> >> _______________________________________________ >> >> Leica Users Group. >> >> See http://leica-users.org/mailman/listinfo/lug for more information >> >> >> > >> > >> > >> > _______________________________________________ >> > Leica Users Group. >> > See http://leica-users.org/mailman/listinfo/lug for more information >> > >> >> _______________________________________________ >> Leica Users Group. >> See http://leica-users.org/mailman/listinfo/lug for more information > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information >