Is there any good use for coal ash in the garden?
Wrench
Coal Ash?
Jan 27, 2004
5 Replies
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First reply
Coal ash can be acidic or alkaline, based on the properties of its source coal. I'd be leery of using it in a garden because it can contain a number of heavy metal byproducts. It is considered quite a source of environmental pollution. Here's a PDF file you might find…
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Not that I can think of!
Coal ash can be acidic or alkaline, based on the properties of its source coal. I'd be leery of using it in a garden because it can contain a number of heavy metal byproducts. It is considered quite a source of environmental pollution.
Here's a PDF file you might find interesting:
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it is much richer in heavy metals than wood ash. I think I could use it in the lawn, under trees or in the flower beds, but not near a fruit tree or vegetable garden.
No
What about leonardite? Is that a good substrate for plants?
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