Arrow Head vs Eel Grass

Arrow Head (Sagittaria sagittifolia) and Eel Grass (Vallisneria spiralis) — side-by-side cultivation, uses, and safety.

SIDE A

Arrow Head

Sagittaria sagittifolia

Alismataceaeedible

SIDE B

Vallisneria spiralis (Eel Grass) — botanical photograph

Side-by-side attributes

Attribute	Arrow Head	Eel Grass
Latin name	Sagittaria sagittifolia	Vallisneria spiralis
Family	Alismataceae	Alismataceae
Edible	yes	yes
Medicinal	no	no
Life cycle	Perennial	Perennial
Mature height	1.0 m	—
Light	Full sun	7/10
Water	Wet, Water	Water
Soil	Light (sandy), Medium, Heavy (clay)	Light (sandy), Medium, Heavy (clay)
Hardiness	6-9	7-10
pH range	—	7–7.5
Edible parts	Leaves, Root	Leaves
Propagation	—	—

III

Which to pick

Both have their place

Arrow Head and Eel Grass 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 Arrow Head and Eel Grass?

Arrow Head (Sagittaria sagittifolia) and Eel Grass (Vallisneria spiralis) are both in the Alismataceae family. See the side-by-side table above for cultivation needs, edible parts, and medicinal uses.

Can Arrow Head and Eel Grass be combined?

Plant combinations should be evaluated case by case. Check the safety/contraindications section on each plant's profile (Arrow Head and Eel Grass) 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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