1) Fastidious 2) Finicky 3) Fussy 4) Particular 5) Squeamish 6) Too much the perfectionist 1) Fastidious 2) Fussy 
excessively precise in trivial matters
• (a.) Affectedly fine; overnice; unduly particular; fastidious.
Affectedly fine; overnice; unduly particular; fastidious. 'Finical taste.' 'The gross style consists in giving no detail, the finical in giving nothing else.' (Hazlitt) ... Synonym: Finical, Spruce, Foppish. ... These words are applied to persons who are studiously desirous to cultivate finery of appearance. One who is spruce is elaborately nice in...
Fin'i·cal adjective [ From Fine , adjective ] Affectedly fine; overnice; unduly particular; fastidious. ' Finical taste.' Wordsworth. « The gross style consists in giving no detail, the finical in giving nothing else.» Hazlitt. 
too fussy about food clothing etc. 
[adj] - exacting especially about details
finicky adjective exacting especially about details; `a finicky eater`; `fussy about clothes`; `very particular about how her food was prepared`