Those letters spell carnation.
The flower with only three letters in its name is the "lily."
The dahlia has 6 letters.
A flower using some of those letters is the blossom of apricot.
aster
A portobella
Frangipani.
Clary.
carnation
Petunia.
daisy
vase
Hyacinth is a spring flower. It begins with H.