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Pet safety

Is Autumn Crocustoxic to cats & dogs?

Crocus speciosus

Mildly toxic to petsRHS H6USDA 5-9

Quick verdict — at a glance

Toxic to cats?
Yes — mildly
Toxic to dogs?
Yes — mildly
ASPCA classification
Mildly toxic to pets · botanical name Crocus speciosus

Source: ASPCA Toxic and Non-Toxic Plant List

Is autumn crocus safe for cats and dogs?

Not entirely — autumn crocus is mildly toxic to cats and dogs. It rarely causes serious harm, but chewing it triggers real discomfort, so keep it out of a pet's reach. This classification follows the ASPCA Toxic and Non-Toxic Plant List, the most widely used reference for companion-animal plant safety in the US and the standard most UK vets cite as well. Crocus speciosus is a true Crocus (family Iridaceae) and should not be confused with Colchicum autumnale (Colchicaceae), which shares the common name 'autumn crocus' but is severely toxic. True Crocus species ingestion in pets causes mild GI signs (drooling, vomiting, diarrhea) per Pet Poison Helpline, not organ failure. ASPCA does not individually list C. speciosus but places spring Crocus spp. in the mild-GI category. Consult a vet if ingestion occurs.

Autumn Crocus toxicity to cats and dogs per the ASPCA
PetToxic?Per ASPCA
CatsYes (mild)Mildly toxic to pets
DogsYes (mild)Mildly toxic to pets

What happens if a pet eats autumn crocus?

Crocus speciosus is a true Crocus (family Iridaceae) and should not be confused with Colchicum autumnale (Colchicaceae), which shares the common name 'autumn crocus' but is severely toxic. True Crocus species ingestion in pets causes mild GI signs (drooling, vomiting, diarrhea) per Pet Poison Helpline, not organ failure. ASPCA does not individually list C. speciosus but places spring Crocus spp. in the mild-GI category. Consult a vet if ingestion occurs. Signs usually appear soon after chewing rather than hours later. If you see drooling, pawing at the mouth, head-shaking, vomiting, loss of appetite, or unusual lethargy after your pet has had access to autumn crocus, treat it as a suspected ingestion and act on the steps below.

What to do if your pet ate autumn crocus

  1. Remove any plant material from your pet's mouth and move autumn crocus out of reach.
  2. Note how much was eaten and when, and watch for drooling, vomiting, or lethargy.
  3. Do not induce vomiting unless a vet or poison-control specialist instructs you to.
  4. Call your vet or the ASPCA Animal Poison Control Center on (888) 426-4435 and follow their advice.
  5. Bring a leaf or photo of autumn crocus to the appointment so it can be treated correctly.

This page is general guidance, not veterinary advice. Pets vary, and a reaction may be to soil, fertiliser, or pesticide rather than the plant. If you are worried, always contact a vet or the ASPCA Animal Poison Control Center on (888) 426-4435 — do not wait for symptoms to worsen.

Pet-safe alternatives to autumn crocus

Want the same look without the risk? These plants are listed as non-toxic to cats and dogs by the ASPCA and have similar care needs:

Autumn Crocus and pets — frequently asked questions

Is autumn crocus toxic to cats?

Autumn Crocus (Crocus speciosus) is mildly toxic to cats according to the ASPCA. Crocus speciosus is a true Crocus (family Iridaceae) and should not be confused with Colchicum autumnale (Colchicaceae), which shares the common name 'autumn crocus' but is severely toxic. True Crocus species ingestion in pets causes mild GI signs (drooling, vomiting, diarrhea) per Pet Poison Helpline, not organ failure. ASPCA does not individually list C. speciosus but places spring Crocus spp. in the mild-GI category. Consult a vet if ingestion occurs. Keep it out of reach and contact your vet or the ASPCA Animal Poison Control Center on (888) 426-4435 if your cat chews it.

Is autumn crocus toxic to dogs?

Per the ASPCA, Autumn Crocus (Crocus speciosus) is mildly toxic to dogs. Dogs often chew more enthusiastically than cats, so a toxic plant like autumn crocus is best removed from the floor and low shelves entirely.

What happens if my pet eats autumn crocus?

Crocus speciosus is a true Crocus (family Iridaceae) and should not be confused with Colchicum autumnale (Colchicaceae), which shares the common name 'autumn crocus' but is severely toxic. True Crocus species ingestion in pets causes mild GI signs (drooling, vomiting, diarrhea) per Pet Poison Helpline, not organ failure. ASPCA does not individually list C. speciosus but places spring Crocus spp. in the mild-GI category. Consult a vet if ingestion occurs. Signs usually appear soon after chewing rather than hours later. If you see drooling, pawing at the mouth, head-shaking, vomiting, loss of appetite, or unusual lethargy after your pet has had access to autumn crocus, treat it as a suspected ingestion and act on the steps below.

What should I do if my cat or dog ate autumn crocus?

Stay calm. Remove any remaining plant material from your pet's mouth and take the plant away so they cannot eat more. Note roughly how much was eaten and when. Do not make your pet vomit unless a vet or poison-control specialist tells you to. Call your vet or the ASPCA Animal Poison Control Center on (888) 426-4435 (a consultation fee may apply) and follow their advice. Bringing a photo or a leaf of autumn crocus to the appointment helps the vet treat it correctly.

What are pet-safe alternatives to autumn crocus?

If you want a similar look without the risk, good non-toxic swaps include hoya, bromeliad, christmas cactus, african violet. All of these are listed as non-toxic to cats and dogs by the ASPCA, so they suit a home where pets have access to your plants.

Full autumn crocus care

Pet-safety is one piece of the picture. For light, watering, soil, and troubleshooting, see the complete autumn crocus care guide, or browse the full pet-safe plant library to check another plant before you buy it.