Subject: walnut tree bark as a natural herbicide
From: [email-masked] (Julie Sessions)
Date: Fri, 8 Jul 1994 16:16:59
Newsgroups: bionet.plants

Is it true that the bark from walnut trees, mulched or otherwise, works 
     as a natural herbicide?

     Is it selective in it's toxicity or does it attack everything 
     (i.e., broadleaves, monocots)?