Q.We Have Cordyline Banksii Electric Pink That Are Growing Too Tall. How Do You Properly Trim Them?
They are about two years old and have formed multiple trunks. They are too tall now. We prefer them to be around 4 feet tall. Will we have to start over with new ones and keep them trimmed?

Certified GKH Gardening Expert
Pruning these plants will be very straightforward. You can prune them to any height that you would like, since they will grow new tops.
This article will be for its closest relative, Cordyline australis, which has the same care requirements: https://www.gardeningknowhow.com/houseplants/ti-plant/red-star-dracaena-care.htm