I rather like the idea of setting out some pawpaw trees.
Climate science is settled, or
https://www.youtube.com/watch?v=40mvty0EM2o some medical input on the use of the berry juice , sounds very good in keeping you fit .
This is an older grow zone page before they messed with it and it has a search by zip code to make it easier . http://planthardiness.ars.usda.gov/PHZMWeb/
They are pretty hardy little plants.