I used to have sand bed for many years and got to fight with water parameters, especially high N03, than decided to go bare bottom, now all spa frags growing wild. This is the first time in more than 5 years of reeling that I look at my tanks daily with satisfaction and some kind of accomplishment.
Patience young sky walker. I still have many stories to tell. Battles with Herbie. The Monster Sump ...
Here's a photo of my CREE DIY LED light set after I finished soldering.