Do I need CO2? - The Planted Tank Forum
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post #1 of 2 (permalink) Old 05-06-2013, 01:57 AM Thread Starter
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Do I need CO2?

Starting up a 15 gal. Planted tank with 2 x 24watt T5 bulbs 6500K. Do I need CO2? I hope not. Would like to be low-tech.

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post #2 of 2 (permalink) Old 05-06-2013, 02:02 AM
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ide say your probly gonna need some sort of co2 and ferts if you don't want algae as thats probly gonna give you high light. only way around that I guess would be to have a short light period.

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