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Sweet onion

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Sweet onion

Sweet onions
Sweet onions, raw
Nutritional value per 100 g (3.5 oz)
Energy 133 kJ (32 kcal)
7.55 g
Sugars 5.02
Dietary fiber 0.9 g
0.08 g
0.8 g
Thiamine (B1)
0.041 mg
Riboflavin (B2)
0.02 mg
Niacin (B3)
0.133 mg
0.098 mg
Vitamin B6
0.13 mg
Folate (B9)
23 μg
Vitamin C
4.8 mg
Trace metals
20 mg
0.26 mg
9 mg
0.076 mg
27 mg
119 mg
8 mg
0.13 mg

Link to USDA Database entry
Percentages are roughly approximated using US recommendations for adults.
Source: USDA Nutrient Database

A sweet onion is a variety of onion that is not pungent. Their mildness is attributable to their low sulfur content and high water content when compared to other onion varieties.

Origins in the United States

United States sweet onions originated in several places during the early twentieth century.

federal law (CFR).

The Walla Walla sweet onion is named for Walla Walla county in Washington where it is grown.[1] Its development began around 1900 when Peter Pieri, a French soldier who settled in the area, brought a sweet onion seed from the island of Corsica with him to the Walla Walla Valley.[2] This sweet onion was developed by selecting and reseeding onions from each year's crop that possessed sweetness, jumbo size, and round shape.

Other U.S. varieties

  • Imperial Valley Sweets come from the Imperial Valley in far southern California. This is one of the leading growing areas for sweet onions, although they are available only from late April through June.
  • The Carzalia Sweet onion is a variety of sweet onion grown by Carzalia Valley Produce in Columbus, New Mexico.
  • The Sunbrero (Texas) Sweet Onion is grown in Texas and distributed by Sweet Onion Trading Company, Melbourne, Florida.
  • The Sweetie Sweet is a variety of sweet onion grown in the Mason Valley in Yerington, Nevada. The Sweetie Sweet onion can be found in marketplaces throughout September through the end of January.
  • The Glennville sweet onion is grown in Tattnall County, in Georgia.
  • Maui onions are one of the smaller varieties of onions grown on the Hawaiian island of Maui. They are trademarked "Kula-grown" onions.
  • Pecos onions are sweet onions grown in the Pecos Valley in the state of Texas.
  • Texas 1015 Super Sweet onions are named for their optimum planting date, October 15. They were developed by Texas A&M University.[3][4]

Bermuda onions

The Bermuda onion is a variety of sweet onion grown on the island of Bermuda. The seeds were originally imported from the Canary Islands before 1888. Onion export to the United States made up such a prominent feature of Bermudian life, they soon adopted the nickname onions. Sweet onions from Texas largely displaced the Bermuda variety.[5]

European onions

In Europe, the Oignon doux des Cévennes (fr) from Cévennes, South East France has PDO status.


  1. ^ "History of Walla Walla"
  2. ^ "Famous People You Never Heard Of: Notable Gardeners, Horticulturists, Botanists, and Landscape Gardeners from the Pacific Northwest"
  3. ^ "Sweet Onion Varieties - Home Cooking". 2013-11-14. Retrieved 2013-11-21. 
  4. ^ "Sweet Texas Onions 1015 Information, Recipes and Facts". Retrieved 2013-11-21. 
  5. ^ . Retrieved 8 November 2014. 
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