Is Night-Blooming Cereus toxic to cats?

No — night-blooming cereus 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. Considered non-toxic. The ASPCA lists Night Blooming Cereus (Hylocereus undatus, Cactaceae) as non-toxic to cats, dogs, and horses, and Selenicereus grandiflorus is a closely related cereus cactus with no known toxic principle. The main hazards are minor spines and mild GI upset if chewed; verify with a vet if a pet ingests a large amount.

Yes — the ASPCA lists night-blooming cereus 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: Night-Blooming Cereus is non-toxic to dogs as well. See the full night-blooming cereus 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.