Snake Gourd Long vegetable seeds Seed Quantity ? 10 Seeds. It is a vine plant that climbs up with any support and then unfurls its flowers and fruits to hang down to the ground. They are native to Southeast Asia, including Myanmar, India, Indonesia, Sri Lanka, and other neighboring countries, as well as some parts of Australia and Africa. Snake gourd improves the strength of the immune system, reduce fevers, detoxify the body, improve the digestive processes of the body, increase hydration in the body, treat diabetes, boost the strength and quality of the hair, and aid in weight loss.