Emergency: ASPCA Poison Control (888) 426-4435 · Pet Poison Helpline (855) 764-7661 · 24/7

Dog & cat plant safety · Moderate toxicity

Is snake plant toxic to cats and dogs?

Yes. Snake plant (Dracaena trifasciata, also sold as Sansevieria) is toxic to both cats and dogs. It contains saponins that disrupt the digestive system, causing vomiting, diarrhea, and nausea — though it is generally not considered life-threatening in typical exposures.

☎ Call ASPCA Poison Control 🔍 Search all plants Vet disclaimer
Risk Level
MODERATE
Toxic Parts
All parts — leaves contain the most saponins
Best Action
Contact vet if significant amounts were chewed; monitor for GI symptoms

Why is snake plant toxic to cats and dogs dangerous?

Snake plant is one of the most popular houseplants in the world, prized for nearly indestructible low-light tolerance. It's commonly marketed as an air-purifying plant and appears in homes, offices, and lobbies everywhere — which means pet encounters are frequent.

Snake plant contains saponins — natural compounds that disrupt cell membranes and can irritate the digestive tract when eaten in sufficient quantities. Saponins can be toxic to pets in ways that range from mild GI upset to more significant illness depending on the amount consumed.

Compared to plants like lily, sago palm, or yew, snake plant is at the less-acute end of the risk spectrum. Most exposures cause GI upset rather than organ failure. However, large ingestions (particularly by small dogs or cats) warrant veterinary attention, and cat-specific reactions can be more pronounced.

Symptoms of poisoning

Symptoms of snake plant exposure in cats and dogs include:

Signs that need urgent veterinary care:

What to do right now

  1. Remove the plant from your pet's access.
  2. Check how much was eaten — a nibble is different from significant chewing.
  3. Contact your veterinarian if your pet is showing symptoms or if a large amount was consumed.
  4. Call ASPCA Poison Control at (888) 426-4435 if you're unsure how to proceed.
  5. Monitor for vomiting, diarrhea, or lethargy for several hours after exposure.

For mild exposures with only mild symptoms, an online vet chat can help you decide whether to monitor at home or visit a clinic. You can reach a veterinarian via JustAnswer Vets (paid service) or call your local emergency animal hospital.

Pet-safe plant alternatives

The great news: Haworthia looks nearly identical to snake plant and is pet-safe:

Always verify: If the tall architectural silhouette of snake plant is what you love, zebra haworthia is a nearly perfect substitute that pet-safety guides consistently list as non-toxic.

Need help now?

Talk to a vet about this plant

If your pet was exposed and you're not sure how serious it is, don't wait. An emergency vet can help you decide what to do next.

Both lines are available 24/7. A consultation fee may apply.

Frequently asked questions

Is mother-in-law's tongue the same as snake plant?
Yes. Mother-in-law's tongue is a common name for Dracaena trifasciata (formerly Sansevieria trifasciata). They are the same plant and equally toxic to cats and dogs.
Is snake plant more dangerous to cats or dogs?
Cats generally show more pronounced reactions to saponin-based toxins. While both species are affected, cats are often considered more sensitive. Monitor cat exposures closely.
How much snake plant is dangerous?
Even small amounts can cause GI symptoms. The severity scales with the amount eaten and the size of the pet. A few nibbles from a large dog is different from a small cat eating multiple leaves.
Can I keep snake plant if I have pets?
Some owners keep snake plants by placing them completely out of reach. Haworthia is an easy pet-safe substitute that provides the same sculptural look.

Get the free pet-safe plant list

Download our printable guide to 30+ pet-safe houseplants — perfect to keep on your phone or fridge before you shop.

Sources & veterinary disclaimer

This page is a plain-language reference, not a substitute for veterinary care. Plant toxicity data is drawn from established veterinary poison-control sources.