To: homestead-digest@world.std.com, kocher+@andrew.cmu.edu
Cc: permaculture-mg@amani.ces.ncsu.edu
Subject: Re: Plants for toxic areas
Date: Mon, 27 Jan 1997 09:27:16 GMT
There is a site in Britain which uses willow biomass to harvest acidic toxins
from a cider factory. Bull rushes are also known to take up heavy metals and
other toxins but with all plants, the metals are stored in the biomass and
cannot be consumed. Maddy