He's a good looking young man 👍
If that is the size of roaches your using 5-7 every other will be fine. 10-12 months old is when most of us cut back to every other day.
Good question, they all have their own time and place. Most of us fog at night until about daybreak. Misting is done just before the lights come on and go off, luckily I am able to hand mist all of my enclosures with a good spray bottle. Drippers are normally used for a few hours in the...
As @elizaann2 mentioned silk or hornworms would be a big help. I highly recommend running a fogger at night at they actually breathe in the fog helping with her hydration.
I see a few things I would change with the enclosure, it looks way to small (dimensions ?) 24x24x48 is a minimum size. add a lot more foliage towards the top. How much and often are you feeding him ?
Another vet visit might be needed. Here's one of mine just to give you some ideas on how much...