re: Humichar as well as high potassium fert safe?

quote:

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I was thinking of adding once a year, every year.....can't hurt I assume

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I think you should probably put it down more often than that if you want to see any appreciable changes. I'll let others chime in on the snake oil part, but everything I've read said that it's good stuff -- just takes awhile to amend the soil.