04-17-2019, 06:52 PM
Join Date: Mar 2015
iTrader Positive Rating: 100%
| | Re: Inert Soil + EI Dosing = ?
Originally Posted by Reediculous_nanotank
Ok, thanks for answering my question. Do substrates like Seachem flourite red have nutrients that are available to plants? I recently saw a YouTuber claiming that such a substrate would be ideal for supplying iron, and I am wondering if their statement was accurate.
Seachem flourite is so low on the CEC rating chart it may as well be "zero".
Doubtful it will supply little if any nutrients to plants.
SafeTSorb looks the same and has a very high CEC rating.
Everything on YouTube is true of course!
Last edited by Maryland Guppy; 04-17-2019 at 06:53 PM..