Can I cut off my tomato and pepper plants and leave them in the pots and store over the winter in a cool, dark place and replant in the spring?
Overwintering Tomato and Pepper Plants
Certified GKH Gardening Expert
No, Tomato and Pepper plants are an annual vegetable plants.
When they are done producing they can be removed from the pots and either composted or thrown away.
You will need to start new plants in the spring.
Here are some links for you.