Once you keep a high energy planted aquarium tank for a while, you are bound to eventually keep hitting such high densities of plant biomass that several difficulties tend to arise: your plants may grow so thick that it is hard to keep the tank clean, the aquascape may have gone out of balance or it becomes difficult to keep up with growing demands for nutrient and carbon dioxide.…
![Freshwater Aquariums: How to Overhaul a Planted Tank](https://reefs.com/blog/wp-content/uploads/2009/11/plant-tank-overhaul-1-f394c80eae1b05ba10f0ba76b66e2229.jpg)