On 6 Mar, 19:17, wrote:
I have a couple of small Palms (not sure of their name) planted
outside in a border, and they are showing signs of fraying leaves at
their tips.

Does some know what causes this and its remedy?

Its wind dammage, just the way you will fray a rope if you keep
cracking it like a whip.
David Hill
Abacus Nurseries.