Autumn Royal is a seedless

table grape Table grapes are grapes intended for consumption as fresh fruit, as opposed to grapes grown for wine production, Juicing, juice production, jelly and jam making, or for drying into raisins. ''Vitis vinifera'' table grapes can be in the form of e ...

variety first produced in

California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...

, and released in 1996. Its parentage includes many types of grapes, including Black rose, Calmeria,

Flame Seedless The Flame Seedless (''Vitis vinifera'') is a vigorous, heavy-bearing table grape cultivar that keeps well in storage. It is a hybrid of Thompson Seedless, Cardinal, and several other ''Vitis vinifera'' cultivars. It produces large clusters of med ...

and Ribier.

Description

The berries of the Autumn Royal are larger than most other grape varieties produce. The berries naturally weigh at least 8 grams, compared with the berries of the

Thompson seedless The sultana is a "white" (pale green), oval seedless grape variety also called the sultanina, Thompson Seedless (United States), Lady de Coverly (England), and oval-fruited Kishmish (Iraq, Iran, Palestine, Pakistan, Afghanistan, India). It is a ...

, which weigh 6-7 grams even when girdled and treated with

gibberellin Gibberellins (GAs) are plant hormones that regulate various Biological process, developmental processes, including Plant stem, stem elongation, germination, dormancy, flowering, flower development, and leaf and fruit senescence. They are one of th ...

.Matthew Fidelibus, Carmen Gispert, David Ramming, and Stephen Vasquez. "Viticultural Information." - UC Integrated Viticulture Online. University of California, n.d. Web. 19 Nov. 2015. . It is currently the largest natural berry size among seedless cultivars. The berries are in an ovaloid shape and purple to black in color.

Commercial appeal

The main commercial appeal to Autumn Royal grapes is their large natural size and late maturity. Because of their large natural size, it is not necessary for growth treatments to be used. Relatively few inputs are required to produce high-quality fruit. According to a 2010-11 report to the California Table Grape Commission, Autumn Royal is among the fourteen top-selling California-grown grapes in the state."Top Varieties." Grapes from California. California Table Grape Commission, n.d. Web. 19 Nov. 2015. .

References

{{Reflist Table grape varieties