I have been totally fascinated by the Green Man character of Jarilo since learning about Zeleni Jurai. On his website, the author states: “He was a fairly typical life-death-rebirth deity, believed to be (re)born and killed every year. His mythical life cycle followed the yearly life of various wheat plants, from seeding through vegetation to harvest.” There is a wonderful story at this link with a matching tale. There is another excellent article that compares Jarilo to the epic “Jason and the Argonauts”.
Jarilo is also known as Yarilo. Below is a youtube video on Yarilo: