Hemerocallis citrina, commonly known as citron daylily and long yellow daylily, is a species of herbaceous perennial plant in the family Asphodelaceae.
Hemerocallis citrina can reach a height of . It has bright green, linear arching leaves about 40 cm long. Flowers are lemon yellow, trumpet-shaped, showy and very fragrant, about 15 cm in diameter. They bloom from June to July.
Long yellow day lily is cultivated in Asia for its edible flowers.
Distribution and habitat: This species is native to East Asia and China. It grows in forest margins, grassy fields and slopes, at an elevation of above sea level.
Culinary uses: The tubers, inflorescences, buds and flowers can all be cooked and eaten.
Dried or fresh flowers, sometimes called "gum jum" or "golden needles" () or as huánghuācài (, ) are used in Chinese cuisine for dishes including hot and sour soup, daylily soup (金針花湯), Buddha´s delight, and moo shu pork.
In Burmese, dried daylily flowers are called pangyauk (; ), and feature in several soups and Burmese salads, including kya zan hinga.
Toxicity: Consuming its raw or undercooked non-dried flowers may cause unwellness. Symptoms include vomiting, abdominal pain and diarrhea.
Source: Wikipedia, article Hemerocallis citrina.
Content adapted from Wikipedia, available under the CC BY-SA 4.0 license.
Accessed on 17/07/2026.