HARRISBURG, Ark. (AP) — For the past few years, Karon Henick, 62, and her husband, Keith, of Harrisburg, have foraged and preserved food, fresh off their land.

The couple grows a vast variety of fruits and vegetables such as blackberries, blueberries, tomatoes, corn, sassafras, garlic, cucumbers and potatoes. They preserve honey, sauces and jellies. They dehydrate various fruits with a black printer-sized dehydrator that takes hours in order to get the job done.

The freshness of her homemade salsa is evident. With just a few ingredients from her garden and some hard work, the vibrancy of flavo...