Caution

Are lilies (true lilies and daylilies) toxic to dogs? Usually mild

Q: Are lilies (true lilies and daylilies) toxic to dogs?

Usually mild for dogs. True lilies and daylilies may cause stomach upset but are not known to damage a dog's kidneys.

Usually mild for dogs. True lilies and daylilies may cause stomach upset but are not known to damage a dog's kidneys.

Lilies (true lilies and daylilies) and dogs: key facts

Verdict: Caution · Watch at home
What it can do: Mild stomach upset, vomiting and diarrhea.
What to do now: Make sure it was a true lily or daylily. Glory (flame) lily and lily of the valley are emergencies, and peace and calla lilies burn the mouth: see those entries. All steps
Sources: ASPCA Animal Poison Control, Pet Poison Helpline, AKC. Reviewed 9 October 2026.

What should I do if my dog ate lilies (true lilies and daylilies)?

Make sure it was a true lily or daylily. Glory (flame) lily and lily of the valley are emergencies, and peace and calla lilies burn the mouth: see those entries.
Watch for vomiting or diarrhea.
Call your vet if your dog keeps vomiting, seems unwell, or you aren't sure which plant it was.

Don't

Don't make your dog vomit unless a vet tells you to.
Don't keep lilies where a cat can reach them: they can cause kidney failure in cats.

Symptoms to watch for

Mild stomach upset
Vomiting
Diarrhea

Why

In dogs, true lilies (Lilium) and daylilies (Hemerocallis) are linked only to mild stomach upset, usually after a large amount. Other plants called 'lily' are different: glory or flame lily (Gloriosa) contains colchicine and is an emergency, and peace and calla lilies burn the mouth.

Sources

Guide reviewed 9 October 2026. Page updated 7 November 2026.

General information from the sources above, not a diagnosis. When in doubt, call your vet.