The Planted Tank Forum - View Single Post - diffusing light with tannins
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post #2 of (permalink) Old 01-07-2013, 02:58 PM Thread Starter
Algae Grower
Join Date: Apr 2011
Location: edinburgh
Posts: 42
To clarify: can i use cattalpa leaves to leach tannins to blacken the water and thus diffuse the light; rather than remove a lightbulb?
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