wrote:
Has anybody tried Hydrogen Peroxide for garden plants? If so how
did you use and was it beneficial?

http://www.using-hydrogen-peroxide.com/
http://proliberty.com/observer/20030112.htm

Plants don't need supplemental oxygen, I wonder where you got this nonsense.
Secondly, why would you want to kill the microbes in your soil? You are a
fool, stop spreading this disinformation.

David