Am I overwatering or underwatering my indoor Mint plant? Also, I keep my plant in shade and rarely expose it to direct sunlight. I see some leaves are drying at the edge and the rest are green. Please suggest how to grow it properly indoors. By the way, I live in San Jose, CA. This being winter climate here is little cold and rainy some days. Please refer to the attached photos.
This article will help refresh you on growing Mint indoors.
What is the reason that you are keeping your mint plants out of direct sunlight? Mints thrive in full sun. If you want to water your mints a lot, you most definitely have to make sure it is getting at least six hours of sunlight daily. Browning leaf edges could indicate overwatering or lack of humidity inside your house.