[Market-farming] Horn silica

Willie McKemie mf at austinfarm.org
Wed Jan 27 16:45:17 EST 2010


On Wed, Jan 27, 2010 at 10:25:11AM -0800, John and Katy Ehrlich wrote:
> The horn silica spray makes the tomatoes taste better and improves  
> their nutritive and storage capacities. And it is nearly free. I made  
> it myself.

What in heck IS "horn silica"?  Cattle horn powder?

-- 
Willie, ONWARD!  Through the fog!
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