Originally Posted by chong

You might want to try regular guavas. They're pretty hardy to 29°F. When planted next to the house, they may not even need winter protection. The Feijoa(Pineapple) guava is even more cold hardy. I have a 15 year old Feijoa that was kept outside in Seattle in a 5 gallon pot for over 12 years. I now have it in a 50 gallon pot and it's over 7 ft tall.

Also, pomegranate.