Bolt7881
Member
I'm no expert, but my guess is.
1. Looks like bugs for sure.
2. No clue.
3. Mag deficiency.
I'm still a rookie, but am interested in what the pros say.
Definitely catipilars. Neem oil is a good organic pesticide. Spray on plant and put some in the soil to kill anything laying eggs in soil. Plant safe. The brown spots could be a stress from nutrients, heat, or liquid nutrient that got on leaves when feeding