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Winter melon

Winter melon is the common name for *Benincasa hispida*, a cucurbit species also called wax gourd, ash gourd, and white gourd.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

Winter melon is the common name for *Benincasa hispida*, a cucurbit species also called wax gourd, ash gourd, and white gourd. It is native to South and Southeast Asia and is widely grown for its large fruits, which develop a waxy coating that helps them store for long periods. The plant is used as a vegetable in many Asian cuisines, especially in soups, stews, and stir-fries.

Taxonomy and names

Winter melon is a species in the gourd family, *Benincasa hispida*. It has many regional names, including wax gourd, ash gourd, white gourd, and winter gourd.

Description

The plant is a trailing or climbing vine that produces large fruits with pale flesh and a hard outer rind. As the fruit matures, it develops a waxy coating that supports long storage.

Cultivation and use

Winter melon is grown in warm conditions and is valued as a vegetable crop. It is used in soups, stews, stir-fries, and preserved foods, and it is sometimes candied or made into beverages.

Culinary importance

The fruit is especially important in Asian cuisines, where it is often cooked rather than eaten raw. Young flesh is mild, while mature fruit is more neutral and suited to savoury dishes.

Key facts

  • Winter melon is a cucurbit species, *Benincasa hispida*, also known as wax gourd, ash gourd, and white gourd.
  • The fruit develops a waxy coating that allows it to be stored for months after harvest.
  • It is native to South and Southeast Asia and is a warm-season crop.
  • Winter melon is commonly used in Asian cuisines, especially in soups, stews, and stir-fries.
  • Despite its name, it is not a true melon but a gourd in the Cucurbitaceae family.
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Canadian context

Winter melon is of interest to Canadian gardeners and growers as a warm-season Asian crop that can be trialed in sheltered or greenhouse conditions, and it is sold in some Canadian markets for use in Asian cuisine.

Frequently asked questions

What is winter melon?
Winter melon is a cucurbit species, *Benincasa hispida*, grown for its large edible fruit and known by names such as wax gourd and ash gourd.
Why is it called winter melon?
It is called winter melon because the mature fruit can be stored for months after harvest, often lasting through winter.
Is winter melon a true melon?
Despite the name, it is a gourd in the cucurbit family, not a muskmelon such as honeydew or cantaloupe.
Where is winter melon native to?
It is native to South and Southeast Asia.
How is winter melon used?
It is commonly used in soups, stews, stir-fries, and preserved foods, and may also be candied or made into drinks.

References

  1. Missouri Botanical Gardenhttps://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=e457
    Supports: Common name winter melon; waxy coating; long-term storage; scientific name *Benincasa hispida*.
  2. Wikipediahttps://en.wikipedia.org/wiki/Wax_gourd
    Supports: Scientific name, common names, and native range in South and Southeast Asia.
  3. Michigan State University Extensionhttps://www.canr.msu.edu/news/winter_melons_a_new_crop_for_michigan_growers
    Supports: Use in Southeast Asian cuisine, storage for several months, and the common name winter melon or Chinese wax gourd.
  4. Gardening Know Howhttps://www.gardeningknowhow.com/edible/vegetables/winter-melon/winter-melon-wax-gourd-info.htm
    Supports: Description, size, rind, flesh, and culinary uses.