Pepper Problem

Question

My green peppers all year have developed black necrotic places near the flowering end, which leads to fruit rot. The plants look healthy and the soil sample is good for calcium but a little low on potassium. The banana peppers in the next row are doing great and are very productive.

Answer 1

It is blossom end rot. This article will help:
https://www.gardeningknowhow.com/edible/vegetables/pepper/pepper-blossom-end-rot.htm