Neat, smart (6)
![Ross](/clue/static/ross-mug.min.png)
I believe the answer is:
spruce
This clue is a double definition.
'neat' is the first definition.
(synonyms)
'smart' is the second definition.
(synonyms)
(Other definitions for spruce that I've seen before include "Neat and dapper tree" , "Neat and tidy like tree" , "perfect condition" , "Evergreen pyramid-shaped tree" , "Trim - conifer" .)