Parsley Fern vs Adder's Tongue

Parsley Fern (Botrychium australe) and Adder's Tongue (Ophioglossum vulgatum) — side-by-side cultivation, uses, and safety.

SIDE A

Parsley Fern

Botrychium australe

Ophioglossaceaeedible

SIDE B

Adder's Tongue

Ophioglossum vulgatum

Ophioglossaceaeedible

Side-by-side attributes

Attribute	Parsley Fern	Adder's Tongue
Latin name	Botrychium australe	Ophioglossum vulgatum
Family	Ophioglossaceae	Ophioglossaceae
Edible	yes	yes
Medicinal	no	no
Life cycle	—	—
Mature height	0.5 m	0.3 m
Light	Full sun, Partial sun/shade	7/10
Water	Moist	Moist
Soil	Light (sandy), Medium	Light (sandy), Medium, Heavy (clay)
Hardiness	—	4-8
pH range	—	7–7.5
Edible parts	Leaves, Shoots	Leaves
Propagation	—	—

III

Which to pick

Both have their place

Parsley Fern and Adder's Tongue 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 Parsley Fern and Adder's Tongue?

Parsley Fern (Botrychium australe) and Adder's Tongue (Ophioglossum vulgatum) are both in the Ophioglossaceae family. See the side-by-side table above for cultivation needs, edible parts, and medicinal uses.

Can Parsley Fern and Adder's Tongue be combined?

Plant combinations should be evaluated case by case. Check the safety/contraindications section on each plant's profile (Parsley Fern and Adder's Tongue) 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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