How to tell when a Norfolk pines needs repotting?
Certified GKH Gardening Expert
The best way to tell is to lift the entire plant out of its pot. When the roots start to circle the bottom of the pot, then it is time to replant.
Here is an article that will guide you on the care of these: https://www.gardeningknowhow.com/houseplants/norfolk-pine/norfolk-island-pine-care.htm