Bob Hobden wrote:

Andy Burns wrote:

I've had a cordyline [...] been dying off from the outside in

Tip it out of it's pot if you can and check the roots are OK.

The remaining leaves dropped off, and when I looked there were no roots
left to speak of, just a 6" stalk. Problem solved today when I noticed
Homebase clearing out quite large cordylines at a fiver each.