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Cobra Synthetic Cabling Merits?


jomoco
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I'm providing this link to a Purdue University report on the history and science of thigmomorphogenesis, for those of you interested in how reaction wood is formed.

 

https://ag.purdue.edu/fnr/associations/IAA/Documents/BiomechanicsOfTreesTelewski.pdf

 

Cobra users should at least read Prof. Telewski's report on tree guying, since it'll likely be used against you some day in a court of law, IMO.

 

Jomoco

 

 

Interesting reading.

Why will it be used against us in a court of law ?

I think of the last few occasions I've used cobra it's been on very included unions on twin stemmed trees the cables were not taught and the only reason the bracing was there was to act as a storm anchor in extreme conditions and nearly on all occasions in conjunction with a reduction.

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Interesting reading.

Why will it be used against us in a court of law ?

I think of the last few occasions I've used cobra it's been on very included unions on twin stemmed trees the cables were not taught and the only reason the bracing was there was to act as a storm anchor in extreme conditions and nearly on all occasions in conjunction with a reduction.

 

Well Matt, because Telewski's conclusions have been confirmed by so many other PhD horticulturists.

 

https://puyallup.wsu.edu/wp-content/uploads/sites/403/2015/03/staking.pdf

 

Cabling, bracing or guying a tree absent genuine structural faults, will over a period of years, weaken them in comparison to trees left in a natural state.

 

Jomoco

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Interesting paper Jon, thanks for sharing.

 

 

Particularly liked the oaks on the top of the tower in Lucca.

Wouldn't see that sight in Chicago :biggrin:

 

 

 

 

 

 

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Cheers David!

 

Almost missed your post.

 

I'm a great admirer of your work, and many great educational threads here.

 

Jomoco

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This thread's resulted in at least one good thing. Friday's monument fig cabling inspection at the natural history museum here, got the gears moving again in my head. I called three of the folks who've played big roles in that particular tree's maintenance in the past, and planted the idea of developing a long term 25 year plan to propagate aerial pillars on each cabled leader, at ideal locations, 2/3rds out, until they're stout enough to cut every cable out of that tree, and let nature do its thang.

 

We may have goofed up a bit in our past practices in varying species, but I've no doubt we did so with the very best intentions in mind.

image.jpg.e98c8e11c8b952000adb4de0ea9b1b83.jpg

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