Answer: I would suggest you consult with the county extension in that area and see what they recommend in terms of specific varieties and in terms of soil preparation or other special needs specific to that location. They will also be able to tell you recommended maintenance and care for these plants along with approximate timing and what to use for any needed routine sprays. Many fruits should do well there including strawberries.
Pawpaws are a somewhat exotic fruit to be grown as a novelty, it should do well in zone 7. Here is some information you may find helpful. You may need to cut and paste the complete url into your browser to make it work correctly.
Potted citrus on a dwarfing rooting stock is reasonably easy to grow, however it needs to be overwintered indoors in a cool bright location, temperatures at about 60 degrees. Ordinary household temperatures are too warm for it to stay healthy. Also, you should not expect much of a crop of edible fruit from these trees. Here is information on growing container citrus you may find useful.
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