should potted plants be repotted each year

Question

containers are about 12″ in diameter and about 12″ deep.

Answer 1

It depends on the plant. Many plants like to be repotted, once or twice per year, and many don't like to be moved ever once established. It is very plant specific.

These articles will help:

https://www.gardeningknowhow.com/houseplants/hpgen/learn-more-about-repotting-houseplants.htm

https://www.gardeningknowhow.com/houseplants/hpgen/repotting-a-large-plant.htm

https://www.gardeningknowhow.com/houseplants/hpgen/should-you-repot-your-plant-happy-root-bound-house-plants.htm