The Planted Tank Forum - View Single Post - Where do you guys buy clay?
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post #5 of (permalink) Old 05-11-2019, 03:30 AM
SingAlongWithTsing
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Quote:
Originally Posted by Quagulator View Post
Lots of clay options, if you're thinking of potting clay / red clay for nutrients I'm sorry to tell you, but that's a myth and won't really provide much of anything.

Use DIY Osmocote+ tabs instead.
Quote:
Originally Posted by Phil Edwards View Post
I'm with Quagulator on this. I did a lot of work with clay-based substrates in the past, and while they're useful for going plants for habitat restoration, they're horrible for aquarium use. If you're interested in substrate as a nutrient source, tabs or Osmocote+ are the way to go.
wouldnt the pottery clay at least have some cec?


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