Hello I was wondering if keeping the lights on for 12 hours is okay, I was also wondering if the strength of your lighting affects your photoperiod as well. Im just starting out and all I have in there is some elodea. I thought the only reason to have a shorter photoperoid was to control algae...

So my elodea is now recovering from a melt induced by Flourish Excel and has sprouted a bunch of new growth (I added Seachem Iron). However, when I went down to check on the tank this morning, all of them had sank to the bottom. I tried pulling them back to the surface but they sank to the...

Is too many plants a bad thing? My 50 gallon tank is full of mostly hornwort and elodea. I'm wondering if there's such a thing as "too much". I'm worried it'll cause a CO2 swing, a pH swing, or some other swing that I'm not anticipating. Or is more of these plants a good thing? I can imagine...

I've been researching Celestial Pearl Danios- kind of toying with the idea of someday setting up a biotope aquarium for them- and the fishbase entry states that their environment is basically choked with one or two species of Elodea or Anachris. Just thinking of a tank full of this and only...