Boing Boing has an interesting post on a National Geographic news article that reports on a recent round of tests to see how productive a mix of human urine and wood ash would be for tomatoes.

The plants fertilized this way yielded 4 times as much fruit as non fertilized plants, and bore a significant increase in the nutrient magnesium.

I would be a little concerned about the long term salt build up that may occur with this method and need more information before I try something as risky as mixing a salty substance with our topsoil.

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About us: Anna Hess and Mark Hamilton spent over a decade living self-sufficiently in the mountains of Virginia before moving north to start over from scratch in the foothills of Ohio. They've experimented with permaculture, no-till gardening, trailersteading, home-based microbusinesses and much more, writing about their adventures in both blogs and books.



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