Is Hosta safe for dogs and cats?
Ask your vet about your own pet. This page is general information from the sources below.
ASPCA reports Hosta (Hosta plataginea): listed as toxic to dogs and toxic to cats. Vomiting, diarrhea and low energy. Hosta is also called plantain lily, but it is a different plant from the true lilies that are an emergency for cats. If a pet chews it, call your vet or a pet poison line.
Checked October 29, 2026.
Also called: plantain lily, funkia. Hosta plataginea.
What in it is the problem
Saponins.
What it can do
Vomiting, diarrhea and low energy.
Good to know
Hosta is also called plantain lily, but it is a different plant from the true lilies that are an emergency for cats.
Did your pet chew it?
Call your vet or a pet poison line, and say what plant, how much and when. If you aren't sure which plant it was, take a photo of it.
Poison emergency? Call now
ASPCA Animal Poison Control: (888) 426-4435, 24 hours a day, every day. A consultation fee may apply.
Pet Poison Helpline: (855) 764-7661, 24/7. $99 per incident, follow-up calls included.
Or call your vet or the nearest emergency vet.
For the children
"Some plants can make pets sick, and lilies are very dangerous for cats. Ask a grown-up before you bring a plant or flowers inside."
A job: Be the plant checker. Help a grown-up look up each plant in the house on this site, and write the ones to keep away on a list.
This page is general information from the sources below, not veterinary advice. Common names are shared by different plants, so check the Latin name.
Sources
- ASPCA: Toxic and Non-toxic Plants: Hosta (checked October 29, 2026)