The Planted Tank Forum - View Single Post - Plants in Portland?
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Old 11-11-2012, 06:22 AM   #14
Planted Tank Enthusiast
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Join Date: Aug 2009
Location: Vancouver, WA, USA
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My 10lb lasts me 3-4 months or so on my 120-P (65 gal). I say a 10 rather than a 5 because it's not much bigger, but it lasts considerably longer and my refills are only $3 more. For me that just made sense. A 5 will do just fine though.
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