Is Rhombus-Leaf Peperomia toxic to cats?

No — rhombus-leaf peperomia 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. Peperomia species (family Piperaceae) are listed by the ASPCA as non-toxic to both cats and dogs, with no toxic principle identified. Ingestion of this plant is not expected to cause any poisoning; however, eating a large quantity of plant material may cause mild, transient gastrointestinal upset from bulk fibre in sensitive animals.

Yes — the ASPCA lists rhombus-leaf peperomia 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: Rhombus-Leaf Peperomia is non-toxic to dogs as well. See the full rhombus-leaf peperomia 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.