Nuphar japonicum vs Pygmy Water Lily

Nuphar japonicum (Nuphar japonicum) and Pygmy Water Lily (Nymphaea tetragona) — side-by-side cultivation, uses, and safety.

SIDE A

Nuphar japonicum (Nuphar japonicum) — botanical photograph

Side-by-side attributes

Attribute	Nuphar japonicum	Pygmy Water Lily
Latin name	Nuphar japonicum	Nymphaea tetragona
Family	Nymphaeaceae	Nymphaeaceae
Edible	yes	yes
Medicinal	no	no
Life cycle	Perennial	Perennial
Mature height	—	—
Light	6/10	Full sun
Water	Water	Water
Soil	Light (sandy), Medium, Heavy (clay)	Light (sandy), Medium, Heavy (clay)
Hardiness	5-9	—
pH range	7–7.5	—
Edible parts	Root, Seed	Root, Seed
Propagation	—	—

III

Which to pick

Both have their place

Nuphar japonicum and Pygmy Water Lily 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 Nuphar japonicum and Pygmy Water Lily?

Nuphar japonicum (Nuphar japonicum) and Pygmy Water Lily (Nymphaea tetragona) are both in the Nymphaeaceae family. See the side-by-side table above for cultivation needs, edible parts, and medicinal uses.

Can Nuphar japonicum and Pygmy Water Lily be combined?

Plant combinations should be evaluated case by case. Check the safety/contraindications section on each plant's profile (Nuphar japonicum and Pygmy Water Lily) 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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