North American Fruit Explorers mailing list at ibiblio

[Lucky Pittman <lucky.pittman@murraystate.edu>]

At 08:50 AM 5/2/2007, you wrote:
> Anyone know of an organic source of silicon?  I know biodynamic 
> gardeners use equisetum for a source of silicon.  Anything else?

How about....SAND.
It's not organic, since it's not a carbon-based molecule, but it is 
'natural'.  SiO2.