Q.Ponytail Palm
My 20 year old outside 16′ is losing its new growth and looks like it is dying. What can I do?
Certified GKH Gardening Expert
Check this article to see if all of the ponytail palm's needs are being met:
https://www.gardeningknowhow.com/houseplants/ponytail-palm/ponytail-palm-care.htm
If the leaves are turning brown on the tips and edges see this article:
https://www.gardeningknowhow.com/plant-problems/environmental/what-causes-brown-edges-on-leaves-of-plant.htm
Root rot is a common cause of diseased ponytail palms:
https://wimastergardener.org/article/ponytail-palm-beaucarnea-recurvata/