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Hemerocallis middendorffii

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Kingdom  Plantae
Clade  Monocots
Family  Asphodelaceae
Higher classification  Daylily
Clade  Angiosperms
Order  Asparagales
Subfamily  Hemerocallidoideae
Rank  Species
Hemerocallis middendorffii Daylily Hemerocallis middendorffii var esculenta
Scientific name  Hemerocallis middendorffii
Similar  Daylily, Hemerocallis minor, Hemerocallis thunbergii, Hemerocallis lilioasphodelus, Hemerocallidoideae

Hemerocallis middendorffii, known as Amur daylily, is a plant species in the subfamily Hemerocallidoideae of the family Asphodelaceae of the order Asparagales. It is native to the Russian Far East, northwest China, Korea, and Japan. It grows in meadows, mountain slopes, open woods, and scrub. It is cultivated in Asia for its edible flowers.


Hemerocallis middendorffii Hemerocallis middendorffii at Digging Dog Nursery Chinense Daylily


Hemerocallis middendorffii httpsuploadwikimediaorgwikipediacommonsthu

Herbaceous perennial with linear arching leaves to 60 cm. Flower scapes 20–90 cm. Flowers 5–6, golden yellow to clear orange, large in a terminal head. Flowers in July for 2–3 weeks and often reblooms in September.

Two varieties are recognized:

Hemerocallis middendorffii FileHemerocallis middendorffii 01JPG Wikimedia Commons
  • var. middendorfii: To 90 cm. Flowers orange, odorless with elliptic to spathulate tepals. Bracts ovate, 2–2.5 cm. The range of the species.
  • var. longibracteata Xiong: 20–35 cm. Flowers yellow, fragrant with lanceolate tepals. Bracts ovate-lanceolate, 3–6 cm. Endemic to China.
  • Cultivation

    Hemerocallis middendorffii FileHemerocallis middendorffii Missouri Botanical Gardenjpg

    Easily cultivated on moist soil in a sunny site, but can tolerate poor soil and partial shade. Propagated by division and by seed. Takes 2–3 years to flower from seed. Plants prefer a neutral to slightly acid soil and will suffer in very acid or alkaline soils. Generally free from pests and diseases. Hardy to USDA zone 4.

    Hemerocallis middendorffii FileHemerocallis middendorffiijpg Wikimedia Commons
    Hemerocallis middendorffii Hemerocallis middendorffii Trautvetter amp C A Meyer


    Hemerocallis middendorffii Wikipedia

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