Source: Magness et al. 1971
This group is the most important of the plums in the U.S. It includes all the prunes grown for drying and most of those canned, as well as a number of varieties mainly marketed fresh. Fruits are medium size, 1 to 1.5 inches diameter, globose to oval, and with a firm, meaty flesh. Peel is smooth, with a waxy surface and adheres to flesh. Trees are medium sized, usually held to 15-18 feet by pruning. Trees are of medium hardiness. Most of commercial U.S. production is in the Pacific States, New York and Michigan; but some plantings occur in all areas of U.S. except the South and the coldest areas. Important varieties include Sugar, Italian, Agen, Imperial, Epineuse.
See also plum oil.
Production in U.S.: About 475,000 tons.
Use: Mainly dried, canned, fresh market. Prune juice is prepared from the dried fruit.
Part of fruit consumed: All except pit.