The Planted Tank Forum - View Single Post - How long...increase co2 to show up on drop checker?
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post #5 of (permalink) Old 11-14-2012, 08:01 PM
Darkblade48's Avatar
Join Date: Jan 2008
Location: Toronto/Singapore
Posts: 10,672
Originally Posted by watercage View Post
Should I wait until my lights are on to make these changes?

And should I turn the co2 off at night, even when levels are indicated low?
Are you using DIY CO2 or pressurized CO2?

In the latter case, you can turn off the CO2 at night as plants do not consume carbon dioxide when they are not performing photosynthesis.

As for when to make the adjustments, you can do it any time, really.


A Primer to Pressurized CO2 and A Primer to Planted Tanks
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