Comment by Retro10ten on 01/09/2019 at 02:53 UTC

3 upvotes, 1 direct replies (showing 1)

View submission: Mega Advice Thread - Pond building tips

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The more rocks and gravel you have, the more surface area you have for beneficial bacteria. I never use smaller than 3/4 inch gravel. And the largest rocks I can get my hands on.

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Comment by Tupiekit at 01/09/2019 at 12:03 UTC

3 upvotes, 0 direct replies

Yup same here. People on this sub say don't use rocks because it makes cleaning difficult which is.....dumb