Christmas Plants, Trees & Treats: A Pet Safety Guide
Last reviewed October 2026
Holiday plants and decorations bring a few new risks into the house for a short time.
Some are more hype than harm, and some are serious. Here's how they compare.
Poinsettia
Poinsettias are often described as deadly, but they're mildly irritating. They usually cause drooling or an upset stomach at most.
Mistletoe, holly and amaryllis
Lilies: deadly for cats
Lilies in holiday bouquets are one of the most serious risks for cats. Even pollen or vase water can cause kidney failure.
Christmas trees and decorations
Needles, tree water and tinsel each cause different problems. Tinsel is especially risky for cats.
Other seasonal plants
Frequently asked questions
Are poinsettias poisonous to cats and dogs?
They're mildly irritating, not deadly. Your pet may drool or vomit. Call your vet if symptoms don't settle.
Is a Christmas cactus safe for pets?
Yes, Christmas cactus is considered non-toxic to cats and dogs.
Why is tinsel dangerous for cats?
Swallowed tinsel can bunch up the intestines and may need surgery. Never pull a visible strand out; call your vet.
Can my pet drink Christmas tree water?
Tree water can contain sap, bacteria and additives. Cover the stand so your pet can't drink it.
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Free printable: 25 pet-safe houseplants + emergency numbers
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