Persicaria odorata

Persicaria odorata, also known as Vietnamese coriander, is a herbaceous, tropical plant used widely in Southeast Asian cuisine.

Description

Persicaria odorata is a perennial plant that grows best in tropical and subtropical zones. It has elongated leaves, usually 10-15cm long. The leaves are dark green with chestnut-colored spots, and bear a slightly peppery taste. The plant grows from a rhizome, with roots that hang in the water.

Cultivation

Persicaria odorata grows naturally in floodplains, marshes, and on the banks of streams and rivers. It prefers full sun exposure and moist, well-drained soil. The plant is propagated by cuttings and does not produce seeds. It is resistant to most pests and diseases, but can be affected by root rot if overwatered.

Culinary Uses

In Southeast Asian cuisine, Persicaria odorata is used extensively in salads, soups, and stews for its unique, spicy flavor. It is a key ingredient in Vietnamese cuisine, particularly in dishes like phở and bún riêu. The leaves are also used in Malaysian cuisine and Cambodian cuisine.

Medicinal Uses

Traditionally, Persicaria odorata has been used in herbal medicine to treat digestive issues, skin conditions, and high blood pressure. However, scientific research on these medicinal properties is limited.

See Also

• List of culinary herbs and spices
• List of Vietnamese ingredients