Is Tu-beshevat a Sabbatian Holiday?
There are those who claim the custom to celebrate Tu-beshevat as a holiday is based upon the book Hemdat Yamim. This book, according to many, was either written by Nathan of Gaza (Shabbati Zvi’s “prophet”) or one of follower of Shabbati Zvi. (This is contrary to the assertion in the Philogos that Nathan is not author, a contention which has little to no source). In Ha’aretz, an article appeared with this contention, namely the source for the Tu-beshevat custom is…