Colorado resort (5)
'colorado resort' is the definition.
(Colorado ski resort)
This is all the clue.
(Other definitions for aspen that I've seen before include "Panes (anag.)" , "The tree that shivers in the slightest wind" , "winter resort" , "somewhere in Colorado" , "Its leaves flutter in the slightest breeze" .)
'colorado resort' is the definition.
(I've seen this in another clue)
This is all the clue.