Is Dryopteris championii toxic to cats?

No — dryopteris championii 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. ASPCA-listed as non-toxic to cats and dogs. Dryopteris belongs to the Dryopteridaceae family of true ferns, which the ASPCA classifies as non-toxic with no toxic principle identified (the Autumn Fern, Dryopteris erythrosora, is explicitly listed). Large amounts of ingested fronds may still cause mild, passing digestive upset.

Yes — the ASPCA lists dryopteris championii 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.

The ASPCA classification Growli uses applies to both cats and dogs: Dryopteris championii is non-toxic to dogs as well. See the full dryopteris championii pet-safety guide for both species.

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.