picky (adj.)

• censorious
• choosy
• conscientious
• critical
• dainty
• discriminating
• discriminative
• exacting
• fastidious
• finical
• finicky
• fussy
• meticulous
• nice
• particular
• persnickety
• precise
• priggish
• prudish
• punctilious
• puritanic
• scrupulous
• selective
• sensitive
• strict