The Planted Tank Forum - View Single Post - Nano Cube to Fluval Edge
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post #4 of (permalink) Old 11-04-2012, 04:06 AM Thread Starter
Algae Grower
Join Date: Feb 2012
Location: Sydney, Australia
Posts: 96
Thanks all. The substrate is coral sand. One thing to remember though is coral sand will push the ph to around 7-8. So if your tap water has a high ph, like our in Sydney ... And your plants and fish are used to it, coral sand is ok to use and it will keep the ph stable.
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