Do Hydrangeas Die in Cold Weather?

Hydrangeas are perennial shrubs that die back to the ground in the winter, but extremely cold weather may kill them. The climbing hydrangea and smooth hydrangea varieties are cold hardy to USDA zone 4. Bigleaf hydrangea is hardy to zone 6. Oakleaf hydrangea is hardy to zone 5. Panicle hydrangea is the hardiest, growing into zone 3.

Keywords: hydrangea cold hardy, cold weather shrubs, growing hydrangeas

About this Author

Aileen Clarkson has been an award-winning editor and reporter for more than 20 years, earning three awards from the Society of Professional Journalists. She has worked for several newspapers, including "The Washington Post" and "The Charlotte Observer." Clarkson earned a Bachelor of Arts in journalism from the University of Florida.