The Planted Tank Forum - View Single Post - Black spots on pool filter sand?
View Single Post
post #13 of (permalink) Old 04-01-2018, 12:27 AM
bigbadjon
Planted Tank Enthusiast
 
bigbadjon's Avatar
 
PTrader: (0/0%)
Join Date: Aug 2015
Location: Auburndale, FL
Posts: 604
Most root tabs have ammonia in them, that's what feeds the plants. If they aren't deep enough it will leach them right into the water. This is especially true of diy osmacote tabs.
bigbadjon is offline  
 
 
For the best viewing experience please update your browser to Google Chrome