Yea, thanks Jon. The trees were planted 25 years ago and were probably state of the art then. Never again. Your presentation in Maine inspired some to see some tall spindle plantings.
Art On Mar 26, 2011, at 7:15 PM, Jon Clements wrote: > It's probably taller than you would like, however, your between-row > spacing is probably wider than it should be. There is not a problem > growing the trees shorter (except the negative implications of trying > to keep a tree shorter than it wants to be), however, yield per acre > will suffer. You need to farm all the sunlight available to maximize > yield. (Within reason.) > > I suspect the 0.9 factor came from research. I usually just say 1:1 > because it is simpler and easier to 'mind' calculate. > > Jon > > 2011/3/26 Arthur Kelly <kellyorcha...@gmail.com>: >> You're probably right Jon. It's taller than I would have thought. Where >> does the .9 come from? >> >> >> 2011/3/26 Jon Clements <jmcext...@gmail.com> >>> >>> 0.9 X 18 feet = 16.2 feet, if you want to maximize production. >>> :-) >>> >>> Sent from my iPhone >>> On Mar 26, 2011, at 3:21 PM, Arthur Kelly <kellyorcha...@gmail.com> wrote: >>> >>> Generally (NNW/SSE) North/South rows, M26 Mac, 8X18, slender pyramid >>> form. What tree height? >>> >>> Art Kelly >>> Kelly Orchards >>> Acton, Me >>> >>> 2011/3/26 maurice tougas <appleman.maur...@gmail.com> >>>> >>>> I would agree with Jon, but add a couple of other considerations that I'd >>>> use to fine tune your "rule". >>>> The first would be row orientation. North / South oriented rows will >>>> receive more uniform light exposure than trees East / West, and so perhaps >>>> an extra percentage of height could be added. >>>> Second, training system results in differing depth or density of canopy, >>>> and so a system with wider row spacing may result in longer branches which >>>> may result in greater shading in the interior of the tree. Systems such as >>>> tall spindle, super spindle and maybe fruiting wall systems result in >>>> narrower canopies and so there is less depth to the canopy resulting in >>>> less >>>> distance sunlight must travel to trunk. That said, these systems may well >>>> have a more dense canopy than more open, widely spaced trees when pruned >>>> properly. >>>> The narrower canopies I believe have the advantage, and so the ratio of >>>> height to row spacing may again allow for a slightly taller tree. >>>> Thirdly, consider hours of sunlight per growing season. I've never seen a >>>> "zone chart" for this. Might be an interesting project for some >>>> statistician >>>> (Wes!), but developing some sort of sunlight zone similar to traditional >>>> hardiness zones should influence height/width ratio. >>>> Certainly the number of hours of sunlight, and, it's intensity on >>>> average, received in Pasco,WA or Hastings, NZ is appreciably higher than >>>> Northborough,MA or Acton,ME and has an influence on ideal height/row width >>>> ratio. >>>> Mo Tougas >>>> Tougas Family Farm >>>> Northborough, MA >>>> >>>> On Fri, Mar 25, 2011 at 11:50 PM, Jon Clements <cleme...@umext.umass.edu> >>>> wrote: >>>>> >>>>> If you are growing hi-density apples, then tree height should be no >>>>> greater than between-row width. Slightly less (0.9) is even better. >>>>> >>>>> Jon >>>>> >>>>> 2011/3/25 Arthur Kelly <kellyorcha...@gmail.com>: >>>>>> What do you all think about required row spacing for various tree >>>>>> heights? >>>>>> Should row width be 1.1, 1.3 or 1.5 X tree height? >>>>>> Art Kelly >>>>>> Kelly Orchards >>>>>> Acton, ME >>>>>> _______________________________________________ >>>>>> apple-crop mailing list >>>>>> apple-crop@virtualorchard.net >>>>>> http://virtualorchard.net/mailman/listinfo/apple-crop >>>>>> >>>>>> >>>>> >>>>> >>>>> >>>>> -- >>>>> JMCEXTMAN >>>>> Jon Clements >>>>> cleme...@umext.umass.edu >>>>> aka 'Mr Liberty' >>>>> aka 'Mr Honeycrisp' >>>>> IM mrhoneycrisp >>>>> 413.478.7219 >>>>> _______________________________________________ >>>>> apple-crop mailing list >>>>> apple-crop@virtualorchard.net >>>>> http://virtualorchard.net/mailman/listinfo/apple-crop >>>> >>>> >>>> >>>> -- >>>> Maurice Tougas >>>> Tougas Family Farm >>>> Northborough,MA 01532 >>>> 508-450-0844 >>>> >>>> _______________________________________________ >>>> apple-crop mailing list >>>> apple-crop@virtualorchard.net >>>> http://virtualorchard.net/mailman/listinfo/apple-crop >>>> >>> >>> _______________________________________________ >>> apple-crop mailing list >>> apple-crop@virtualorchard.net >>> http://virtualorchard.net/mailman/listinfo/apple-crop >>> >>> _______________________________________________ >>> apple-crop mailing list >>> apple-crop@virtualorchard.net >>> http://virtualorchard.net/mailman/listinfo/apple-crop >>> >> >> >> _______________________________________________ >> apple-crop mailing list >> apple-crop@virtualorchard.net >> http://virtualorchard.net/mailman/listinfo/apple-crop >> >> > > > > -- > JMCEXTMAN > Jon Clements > cleme...@umext.umass.edu > aka 'Mr Liberty' > aka 'Mr Honeycrisp' > IM mrhoneycrisp > 413.478.7219 > _______________________________________________ > apple-crop mailing list > apple-crop@virtualorchard.net > http://virtualorchard.net/mailman/listinfo/apple-crop _______________________________________________ apple-crop mailing list apple-crop@virtualorchard.net http://virtualorchard.net/mailman/listinfo/apple-crop
