Tu B'Shevat is a Jewish holiday known as "New Year for Trees" or "Birthday of the Trees," a day that celebrates trees and taking care of our environment. In this story, which takes place on Tu B'Shevat, a little girl named Joni presents her favorite climbing tree with a special birthday gift.

Madelyn Rosenberg has written for The Roanoke Times and American Journalism Review. Happy Birthday, Tree! is her first picture book. She lives in Arlington, Virginia. Jana Christy is the illustrator of numerous books for children, including The Ocean Story and How to Hug. She lives in North Adams, Massachusetts, with her husband and two sons.