The Planted Tank Forum - View Single Post - What's up with these plants?
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Old 03-05-2014, 12:01 AM   #2
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It possibly is a potassium deficiency. I use leafzone when I have plants that look like those. It usually clears up in a few weeks. The old leaves won't repair, but new leaves will be better. One more thing, do you have pond snails in your tank?
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