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Lemon day-lily

Hemerocallis lilioasphodelus

Also called Lemon-lily, Yellow day-lily, Yellow daylily, Lemon Daylily

Lemon day-lily
Photo: Doronenko, CC BY 2.5

Lemon day-lily is a clump-forming perennial with strap-like leaves up to 75 cm long and fragrant, lemon-yellow flowers on tall stems. It is an easy, hardy plant that thrives in sun and well-drained soil, and it was an early parent of many modern daylily cultivars.

Family
Asphodelaceae (Aloe family)
Grows as
Bulb
Light
Full sun, Part shade
Water
Water regularly while establishing, then moderately; tolerates short dry spells once established.
Soil
Average to fertile, well-drained garden soil.
Temperature
Hardy to about -25 °C; grows well in temperate climates.
How easy
Easy
Safety
Not known to be toxic. Toxic to cats (ASPCA).
Edible
Yes, some parts
Native range
SE. Alps, NE. Albania, SW. Siberia to S. Korea
Climate
temperate

About

Hemerocallis lilioasphodelus (syn. Hemerocallis flava, known as lemon daylily, lemon lily, yellow daylily, and other names) is a plant of the genus Hemerocallis. It is found in China, northeastern Italy, and Slovenia. It was also one of the first daylilies used for breeding new daylily cultivars.

Hemerocallis lilioasphodelus grows in big, spreading clumps, and its leaves grow to 75 cm (30 in) long. Its scapes each bear from 3 through 9 sweetly fragrant, lemon-yellow flowers.

Uses

The flowers of some daylillies, including Hemerocallis lilioasphodelus are edible and are used in Chinese and Japanese cuisine.

Other Hemerocallis plants

Citron daylily · Orange daylily · Amur daylily · Small daylily · Daylily

Text excerpted from the Wikipedia article Hemerocallis lilioasphodelus by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

Pet safety from the ASPCA toxic and non-toxic plant lists.

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