"Pet friendly" is not a regulated label. Nobody checks it. On plant shops it usually means the grower's catalog had a box ticked, and that box gets copied from supplier to wholesaler to storefront without anyone opening a reference.

So we opened one. We took the ASPCA's Toxic and Non-Toxic Plants database — the list their Animal Poison Control Center maintains — and ran every plant in our catalog against it, one at a time. 103 passed. This article is that list, the rule we used, and the plants that did not pass, including several that almost every "pet-safe plants" article on the internet gets wrong.

What "non-toxic" actually means

This is the part most articles skip, and it matters.

Non-toxic does not mean edible. It means the plant contains no compound known to poison a cat or dog. A cat that eats a large mouthful of any plant — non-toxic included — can still vomit, because plant fibre is not cat food. The ASPCA's own entry for the polka dot plant lists "mild vomiting, diarrhea" under a Non-Toxic heading for exactly this reason.

Toxic does not mean lethal. Most of the toxic houseplants below cause mouth irritation and drooling from calcium oxalate crystals — unpleasant, occasionally a vet visit, rarely dangerous. A few are genuinely serious. The list does not rank them, so neither do we.

The soil and the pot count too. Slow-release fertilizer prills, drainage stones and the plastic pot itself are all more likely to send a pet to the vet than a non-toxic leaf. If you are curious about those green beads in the soil, we wrote about them here.

The rule we used

We kept a plant only if its genus appears on the ASPCA's non-toxic list and appears nowhere on their toxic list. Everything else was cut, including plants with no ASPCA entry at all.

That last clause is stricter than it sounds and it cost us products we would have liked to keep. Air plants (Tillandsia), blue star fern (Phlebodium), kangaroo paw fern (Microsorum), maidenhair fern (Adiantum), elephant bush (Portulacaria), ox tongue (Gasteria), stromanthe and ctenanthe are all widely treated as safe and none of them appear on the ASPCA's toxic list. But they do not appear on the non-toxic list either, and "no record" is not the same as "checked." They are not in the collection. If your vet tells you otherwise, your vet is a better source than a list.

What passed: 103 plants

They are all together in Pet-Safe Houseplants. If you want one shelf rather than one plant, the Pet-Safe Trio is three of them — Korean rock fern, polka dot plant and parlor palm — in 4" nursery pots.

What did not pass

Most of the rest are on the ASPCA toxic list. The large groups will be familiar, because they are the most popular houseplants sold anywhere:

• Philodendron — 32 in our catalog. Toxic, all of them, including heartleaf and pink princess.
• Snake plant (Sansevieria) — 17. Toxic.
• Pothos (Epipremnum) and satin pothos (Scindapsus) — 18. Toxic.
• Dracaena — 15. Toxic.
• Alocasia — 13. Toxic.
• Arrowhead vine (Syngonium) — 12. Toxic.
• Monstera — 7. Toxic.
• Peace lily, Chinese evergreen, dieffenbachia, anthurium, ZZ plant — the rest of the aroid family. All toxic.
• Ficus including fiddle leaf fig and rubber tree — 8. Toxic.
• English ivy — 5. Toxic.

Five more are worth naming individually, because they are routinely recommended as pet-safe plants and they are not:

• Asparagus fern is not a fern. It is Asparagus densiflorus, in the same family as onions and asparagus, and the ASPCA lists it as toxic. Real ferns — Boston, bird's nest, staghorn, rabbit's foot — are fine. This one is not.
• Aloe vera. Toxic to cats and dogs. The burn-relief plant on your kitchen windowsill.
• Jade plant (Crassula). Toxic.
• String of pearls, string of bananas, string of dolphins — all Senecio. Toxic.
• Tradescantia (inch plant, wandering dude, Moses-in-the-cradle). Toxic — dermatitis on contact, not just on eating.

Croton deserves its own line. It has no ASPCA entry at all, but Pet Poison Helpline lists it as toxic — the sap causes drooling, vomiting and skin irritation. No entry did not mean we assumed the best.

If your pet eats something

Take the plant away, take a photo of it, and call the ASPCA Animal Poison Control Center at (888) 426-4435. They are open 24 hours and a consultation fee may apply. Do not make a cat or dog vomit unless a vet tells you to. Knowing the plant's botanical name saves everyone time, which is why we list it on every product page.

Placement beats plant choice

A determined cat will reach a shelf you thought was unreachable, and the honest answer is that placement does more for you than any list. Hanging planters and high open shelves work for trailing plants; a closed-off room works for the fiddle leaf fig you are not willing to give up. Dogs are easier — most of them lose interest in anything above knee height.

Two practical notes. Cats chew leaves out of boredom more than hunger, so a pot of cat grass nearby genuinely reduces interest in everything else. And new plants get investigated hardest in the first week, so that is when to watch.

Browse the verified list in Pet-Safe Houseplants, or see everything else in Houseplants and Easy Care Plants. Every plant ships from our nursery partners under our live arrival guarantee.

This article reflects the ASPCA's published database as of September 2026. It is general information, not veterinary advice. If you have a pet with a history of eating plants, ask your vet before bringing any new plant home.