Excessively ornate (6)
(Other definitions for garish that I've seen before include "Cheap, flashy" , "Showy, lurid" , "Gaudy and tasteless" , "Vulgarly colourful" , "Gaudy, lurid" .)
'excessively ornate' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for florid that I've seen before include "Flushed with red" , "Elaborately ornamented" , "Flushed (face); over-embellished" , "Ruddy in appearance" , "Red in the face" .)