Help Save My Dumb Cane

Question

The leavesare turning yellow.

• 

Answer 1

This could be due either to being rootbound, or perhaps some root rot from overwatering. Here is some helpful info:
https://www.gardeningknowhow.com/houseplants/dumb-cane
https://www.gardeningknowhow.com/plant-problems/environmental/root-bound-symptoms.htm
https://www.gardeningknowhow.com/plant-problems/environmental/overwatering-container-plants.htm