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Pet safety

Is Rustyback Fern toxic to cats?

Asplenium ceterach

Non-toxic to cats

No — rustyback fern is listed by the ASPCA as non-toxic to cats. It is a sensible choice for a home with a cat; a curious nibble will not poison them, though no plant is meant to be eaten. This classification follows the ASPCA Toxic and Non-Toxic Plant List. Asplenium is not listed as toxic by the ASPCA. No toxic alkaloids, glycosides, or oxalates have been identified in A. ceterach. Classified as non-toxic based on genus assessment consistent with ASPCA's non-toxic listing of other Asplenium species.

Is rustyback fern toxic to cats? — FAQ

Is rustyback fern toxic to cats?

No — rustyback fern is listed by the ASPCA as non-toxic to cats. It is a sensible choice for a home with a cat; a curious nibble will not poison them, though no plant is meant to be eaten. Asplenium is not listed as toxic by the ASPCA. No toxic alkaloids, glycosides, or oxalates have been identified in A. ceterach. Classified as non-toxic based on genus assessment consistent with ASPCA's non-toxic listing of other Asplenium species.

Is rustyback fern safe for cats?

Yes — the ASPCA lists rustyback fern as non-toxic to cats and dogs. A cat that chews a large amount of any foliage can still get a mild, brief stomach upset, so discourage grazing, but it will not be poisoned.

Is rustyback fern toxic to dogs too?

The ASPCA classification Growli uses applies to both cats and dogs: Rustyback Fern is non-toxic to dogs as well. See the full rustyback fern pet-safety guide for both species.

What other plants are safe for cats?

Reliable ASPCA non-toxic picks for a cat home include spider plant, calathea, parlor palm, peperomia, and most true ferns. Browse the best cats-safe plants list to check more before you buy.

Full rustyback fern pet-safety