Molad Sh’vat: Thu, 55 minutes and 5 chalakim after 11:00pm

Start of month of Sh’vat on the Hebrew calendar. שְׁבָט (transliterated Sh’vat or Shevat) is the 11th month of the Hebrew year, has 30 days, and corresponds to January or February on the Gregorian calendar.[...]

Shabbat of Song. Shabbat that includes Parashat Beshalach https://hebcal.com/h/shabbat-shirah-2027?uc=ical-jewish-holidays-all

New Year for Trees. Tu BiShvat is one of four “New Years” mentioned in the Mishnah https://hebcal.com/h/tu-bishvat-2027?uc=ical-jewish-holidays-all