Re: Pecan Shells


Regarding the use of pecan shells as a planting medium (or one of several 
ingredients), I would be cautious with this until I understood the 
chemical contents of the shells.  For some reason I am thinking that 
pecan shells contain tannin.  While I don't know this for certain, I'll 
bet one of the chemists on the list could tell us about.

By the way, pecan shells are use in the abrasive industry as a pressure 
blasting  abrasive, and possibly in other ways. And the stuff is not 


Don Burns   Plantation, FL USA   Zone 10b

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