These Domes do very well in northern regions! Below are some examples for you to read about. If you have any questions, feel free to give us a call at 1-800-753-9333. New Hampshire: growingspaces.com/beautiful-greenhouse-in-new-hampshire/ Maine: growingspaces.com/community-greenhouse-in-maine/ growingspaces.com/julys-featured-growing-dome-2/ Massachusetts: thebostonpilot.com/article.php?ID=196054 Connecticut: growingspaces.com/school-garden-program/