Join Date: Nov 2011
Location: SF East Bay Area
Couple of more:
The plant in the last 2 pictures (Limnophila sessiliflora): find 2-3 plants whose tops look the best, cut the stems leaving 2-3 set of leaves, let them float.
Important: Increase your water surface aeration by either turning filters' outlets more toward the surface or by adding an air stone/wand/power head. Plants consume o2 at night, the process of decay uses up even more o2. The last thing I want is to suffocate your fish.