By Jean Cavanaugh(A Wild Plum from this past August) Another of the native shrubs we have planted at Crossing Hedgerows is the Wild Plum. At one time, native plums were one of the most established wild food crops of Native Americans. According to the book, Native Plant Agriculture, by Indigenous Plants, Native Plums are more energy dense than any domesticated fruit you'd find in the grocery store and is only rivaled by other wild fruits such as serviceberries, ...