Is Rose of Sharon 'Diana' toxic to cats?

No — rose of sharon 'diana' 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, dogs, and horses (confirmed on the ASPCA 'Rose of Sharon' / Hibiscus syriacus listing). It carries no recognised toxic principle; at worst, eating a large quantity may cause mild, temporary gastrointestinal upset.

Yes — the ASPCA lists rose of sharon 'diana' 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: Rose of Sharon 'Diana' is non-toxic to dogs as well. See the full rose of sharon 'diana' 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.