Joan E. (verified owner) – January 27, 2021
Use when making compost. Otherwise use col-phos.
Shawna R. (verified owner) – February 26, 2021
I was told on the phone that the rock phosphate was all powder, but there are larger chunks in it. Not a big deal, just trying to follow a soil block recipe and I was trying to only get the powder form.
Anonymous (verified owner) – March 2, 2021
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