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Seachem · 08-23-2007, 07:04 AM

If you have deep rooted plants like Cryptocoryne and Echinodorus then a little more substrate is fine.
A little more than 3 inches is usually okay. You can definitely vary the substrate depth in the tank for the types of plants you have.

08-23-2007, 07:04 AM	#4 (permalink)
Seachem Sponsor Join Date: Jun 2004 Location: Madison, GA Posts: 877 iTrader Ratings: 0 Plant Points: 33640	Re: new Black sand If you have deep rooted plants like Cryptocoryne and Echinodorus then a little more substrate is fine. A little more than 3 inches is usually okay. You can definitely vary the substrate depth in the tank for the types of plants you have.