Cats
Generally safeConsulted references do not classify the plant as toxic for that pet type, while still allowing for mild GI upset if large amounts are chewed.
Verified against ASPCA/provenance audit 2026-05-06 on May 6, 2026.
cat safety reference
Is Button Fern safe for cats?
Pellaea rotundifolia
The Button Fern is a charming, compact fern known for its small, round, dark green leaflets arranged along wiry stems. It thrives in humid, shaded environments and is a popular choice for terrariums and indoor containers.
Cliff BrakePellaea rotundifoliaRound-leaved Fern
- Light
- Indirect, low to medium light
- Habit
- Clumping, spreading
- Care
- Moderate
Safety status
What this means for your cat
Cats are safe around button ferns — ASPCA lists Pellaea rotundifolia (under "cliff brake") as non-toxic to cats, with no toxic principle identified. Unlike many tropical "ferns" sold under the same name, this is a true Pellaea, and it has no recorded irritant for cats.
Sources: ASPCA (no pet-specific guidance — non-toxic listing only).
If a pet has chewed or swallowed plant material and is showing symptoms, contact a veterinarian or poison resource immediately. This product is for structured reference, not diagnosis.
Cats — concern notes
Common signs
None expected; however, ingestion of large amounts of fibrous plant material may cause mild gastrointestinal upset such as vomiting or diarrhea.
Escalation note
This plant is considered non-toxic. If your cat consumes a significant amount and shows signs of distress, contact your veterinarian for guidance.
Bring it home
Button Fernis generally pet-safe in ordinary household exposure. If you’d like one for your space, here’s a starting point.
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Source evidence
ASPCA Toxic and Non-Toxic Plants List
toxicology · 99% reliability
The Cliff Brake (Pellaea rotundifolia) is listed as non-toxic to both cats and dogs.
Plants of the World Online - Pellaea rotundifolia
botanical · 95% reliability
Provides the accepted botanical nomenclature and distribution for Pellaea rotundifolia.
Same cat verdict
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