Dumortier's daylily vs Amur daylily

Dumortier's daylily (Hemerocallis dumortieri) and Amur daylily (Hemerocallis middendorffii) — side-by-side cultivation, uses, and safety.

SIDE A

Dumortier's daylily

Hemerocallis dumortieri

Asclepiadaceaeedible

SIDE B

Amur daylily

Hemerocallis middendorffii

Asclepiadaceaeedible

Side-by-side attributes

Attribute	Dumortier's daylily	Amur daylily
Latin name	Hemerocallis dumortieri	Hemerocallis middendorffii
Family	Asclepiadaceae	Asclepiadaceae
Edible	yes	yes
Medicinal	no	no
Life cycle	Perennial	Perennial
Mature height	0.5 m	0.9 m
Light	Full sun, Partial sun/shade	Full sun, Partial sun/shade
Water	Dry, Moist	Dry, Moist
Soil	Light (sandy), Medium, Heavy (clay)	Light (sandy), Medium, Heavy (clay)
Hardiness	4-8	4-8
pH range	4.8–8	4.8–8
Edible parts	Flowers, Leaves, Shoots	Flowers, Leaves, Shoots
Propagation	—	—

III

Which to pick

Both have their place

Dumortier's daylily and Amur daylily cover similar territory. Pick based on what you can actually grow (climate, soil) and what's locally available. See the cultivation rows above for the deciding factors.

Frequently asked

What is the main difference between Dumortier's daylily and Amur daylily?

Dumortier's daylily (Hemerocallis dumortieri) and Amur daylily (Hemerocallis middendorffii) are both in the Asclepiadaceae family. See the side-by-side table above for cultivation needs, edible parts, and medicinal uses.

Can Dumortier's daylily and Amur daylily be combined?

Plant combinations should be evaluated case by case. Check the safety/contraindications section on each plant's profile (Dumortier's daylily and Amur daylily) before mixing. Some combinations are synergistic, others can interact with medication.

Are these plants safe?

Every plant profile includes a Cautions section with contraindications, drug interactions, and population warnings. Consult a healthcare professional before using either for medicinal purposes.

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