His work was historical, about folklore, literature, sociology, and theatre.
He wrote for Chronos, Estia and Patris newspapers.
Granitsas fought as a sublieutenant in the Balkan Wars of 1912 and 1913.
Among his works were many poems, the theatrical work Mitroussis (Greek: Μητρούσης) and The Wild and the Day of the Mountains and the Hills (Greek: Τα άγρια και τα ήμερα του βουνού και του λόγγου), a book of stories from the folklore traditions of the area related to animals.
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