Is Hosta toxic to cats?
Is Hosta toxic to cats?
Hosta is commonly reported as toxic to cats, dogs, and horses. It is not a pet-safe shade plant choice for yards or patios.
Names to check
Hosta common and scientific names
Scientific name: Hosta species
Also searched as: plantain lily
Common names can point to different plants. When buying or identifying a plant, use the scientific name on the label when possible.
What sources say
Source-backed safety notes
Hosta is commonly reported as toxic to cats, dogs, and horses. It is not a pet-safe shade plant choice for yards or patios.
Vomiting, diarrhea, and lethargy may be reported after exposure.
Common search question
Are hostas poisonous to dogs or cats?
Hosta is commonly reported as toxic to cats, dogs, and horses. It is not a good pet-safe shade plant choice for yards, patios, or indoor arrangements where pets chew leaves.
Safer planning
What can I compare before planting hostas?
Start with lower-risk alternatives in this checker, then confirm the exact plant name and animal status. Outdoor plants also add risks from mulch, fertilizer, pesticides, and plant tags that use broad common names.
Dog search intent
Are hostas poisonous to dogs?
Yes. Hosta is commonly reported as toxic to dogs as well as cats. If a dog chews hosta leaves or stems, save the plant name and call a veterinarian or poison-control service if symptoms or a meaningful exposure are possible.
Symptoms search
What are symptoms of hosta poisoning in pets?
Vomiting, diarrhea, and lethargy may be reported after exposure. The exact risk depends on the pet, amount, and plant material, so this page should be used as a source-backed starting point, not a diagnosis.
Safer alternatives to consider
These are not guarantees for every pet, but they are better starting points than plants marked toxic or high-risk.
Reported non-toxic
Bamboo Palm
Chamaedorea seifrizii
Bamboo palm is commonly listed as non-toxic for cats and dogs. Do not confuse it with sago palm, which is a serious hazard.
Reported non-toxic
Spider Plant
Chlorophytum comosum
Spider plant is commonly listed as non-toxic for cats and dogs. Cats may still chew it, so watch for stomach upset.
Use caution
Calathea
Calathea species
Calathea and prayer-plant relatives are commonly used as pet-friendlier houseplants. Check the exact name when buying.
Priority plant safety guides
Related plant safety pages
Use these related pages to compare lily names, toxic flower lists, and the checker result before making a plant decision.
Use the checker when you have a plant label, common name, or scientific name and need a first safety screen.
toxic flowers for catsCheck bouquet flowers before they enter a cat homeCompare lilies, calla lilies, tulips, chrysanthemums, hydrangeas, peonies, and safer flower starting points.
my cat ate a lilyRead the emergency-first lily pageUse this when a cat may have chewed a true lily, daylily, Easter lily, or a confusing lily-named plant.
are calla lilies toxic to catsCalla lily safety notesCalla lily is not a true lily, but it is still not a cat-safe flower. The exact plant name matters.
easter lily poisonous to catsEaster lily risk for catsEaster lily is a true lily and should be treated as high risk for cats according to veterinary poison references.
are hostas toxic to catsHosta safety for petsHosta is a common shade plant that should not be treated as pet-safe for cats, dogs, or horses.
Editorial policy
How this Hosta safety answer is sourced
This page uses the exact plant name, animal-specific status, public source links, and a conservative safety note. Current source set for this record: ASPCA: Hosta.
Use limits
Can this page tell me whether my pet will be okay?
No. It can help you identify the plant and the reported risk category, but exposure decisions need a veterinarian or poison-control service. The page avoids home-treatment instructions, dose estimates, and unsupported severity claims.
Last reviewed and corrections
Last reviewed: 2026-07-24. Read the source, label, and correction policy. If you find a mismatch, send the exact plant name and source through the contact page.