Hemerocallis fulva

Hemerocallis fulva, commonly known as the orange daylily, tawny daylily, tiger daylily, or fulvous daylily, is a species of herbaceous perennial plant in the family Asphodelaceae. Originating from Asia, particularly in regions of China, Korea, and Japan, it has been widely cultivated and naturalized in many parts of the world, including North America and Europe. This plant is notable for its striking orange flowers and its ability to thrive in a variety of environmental conditions.

Description

Hemerocallis fulva grows from fleshy roots and forms clumps of arching leaves that are green, linear, and blade-like. The plant typically reaches heights of 60 to 120 cm. Its flowers are large, with a distinctive orange color, and they bloom in early to mid-summer. Each flower lasts only for a single day, hence the name "daylily," derived from the Greek words hemera (day) and kalos (beautiful).

The flowers are borne on tall, erect scapes that can hold multiple buds. These buds open successively, ensuring a long blooming period. The fruit of the plant is a capsule that contains several black seeds.

Habitat and Distribution

Originally from Asia, Hemerocallis fulva has been introduced to many parts of the world. It is commonly found in meadows, along roadsides, and in gardens as an ornamental plant. Due to its hardiness and ability to spread, it has become naturalized and, in some areas, invasive, outcompeting native flora.

Cultivation

Hemerocallis fulva is valued in horticulture for its vibrant flowers and ease of care. It prefers full sun to partial shade and can tolerate a wide range of soil types, from well-drained sandy soils to clay. The plant is drought-tolerant once established and has few pest and disease problems. Propagation is typically done by dividing the root clumps in early spring or late fall.

Uses

Beyond its ornamental value, Hemerocallis fulva has been used in traditional Chinese medicine and as an edible plant. The flowers, young shoots, and tubers are edible, with the flowers being used in salads and as garnishes. However, it is important to note that not all parts of the plant are edible, and some people may experience allergic reactions.

Environmental Impact

While Hemerocallis fulva is admired for its beauty and resilience, it has also been noted for its invasive potential in some regions. Its ability to spread and form dense patches can lead to the displacement of native plant species and the alteration of local ecosystems.

Conservation

Efforts to manage the spread of Hemerocallis fulva in non-native areas include monitoring its growth and implementing control measures such as physical removal or the use of herbicides in sensitive habitats.

Gallery

• Hemerocallis fulva closeup.jpg

  Close-up of Hemerocallis fulva flower

• Hemerocallis fulva patch.jpg

  A patch of Hemerocallis fulva in the wild

See Also

• Asphodelaceae
• Invasive species
• Perennial plant
• Traditional Chinese Medicine

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