The plant has a fungus. There are several that create spots, but they are all treated the same way. Treat the plant with a fungicide and this should clear it up.
What caused the bottom of my red bell peppers to rot? Of the four rounded bottom corners, one or all are black and looks rotted. The plant looks healthy and they are in a raised bed. How to treat this before I lose all the peppers?
This is blossom end rot. This article will help:
https://www.gardeningknowhow.com/edible/vegetables/pepper/pepper-blossom-end-rot.htm
Do bell pepper plants need to be staked up?
This article should help: https://www.gardeningknowhow.com/edible/vegetables/pepper/stake-pepper-plants.htm
Our bell peppers were looking great. They were 3 to 4 inches in diameter. Now something is eating them up. No insects, etc. are evident, but peppers are shredded up as though an animal has taken bites out of them. Any ideas? Rats? Cats?
Depending on how the leaves are chewed it could be rabbits, deer, aphids, spider mites, and many other leaf eating caterpillars, like hornworms.
You may find these articles helpful: https://www.gardeningknowhow.com/edible/vegetables/pepper/worms-on-peppers.htm
https://www.gardeningknowhow.com/plant-problems/pests/how-to-keep-rabbits-out-of-gardens.htm
https://www.gardeningknowhow.com/plant-problems/pests/homemade-aphid-control-a-natural-way-to-kill-aphids.htm
There are little holes on my pepper leaves. What should I do? I have a red bell pepper plant in a container on my deck. It grew a small pepper but it got a hole in it and kept collecting rain water, so I took it off. The plant looks healthy but it now has little holes in the older leaves. What should I spray it with that will be safe?
This is likely slugs. This article will help:
https://www.gardeningknowhow.com/plant-problems/pests/facts-about-slugs-and-how-to-kill-garden-slugs.htm
What is the cause for young bell peppers to fall off?
This is normally caused by either poor pollination or too little water. This article will help:
https://www.gardeningknowhow.com/edible/vegetables/pepper/peppers-falling-off.htm
I have 3 big beautiful bell pepper plants, got one pepper so far. It is still blooming some, but the blooms fall off and I get no more peppers. WHY?
This article should help: https://www.gardeningknowhow.com/edible/vegetables/pepper/pepper-blossoms-falling-off.htm