Black leaves? Any idea what is causing this?

[ngerrie]

. I have a DIY CO2 system set up, don't have a bubble counter...


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[Brookster123]

How big is the tank, looks to large for a diy system. That appears to be bba, associated with low co2 levels and too much light, are you supplementing with a liquid carbon source?

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[ngerrie]

45G - lfs suggested the water is too nutrient rich?


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[Caliban07]

Has this plant been trimmed?


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