I have planted several bell pepper plants in my hydroponic system (DWC). I have used coconut peat as the growing medium and used the following nutrient solution:
The problem is, all my plants have cracks in their stems. I read in here (Why has the stem of my chili plant split?) that it cause due to excess water. Unlike in that question, we a re dealing with hydroponics here. There's always water. So, the question is, how can I solve this issue?