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Is Austral Bracken toxic to cats?

Pteridium esculentum

Toxic to cats

Yes — austral bracken is toxic to cats according to the ASPCA. Keep it well away from any cat that chews plants; reactions can be significant. This classification follows the ASPCA Toxic and Non-Toxic Plant List. Pteridium esculentum contains ptaquiloside, a carcinogenic and immunosuppressive compound toxic to livestock, cattle, and horses with chronic exposure. It also contains thiaminase. The ASPCA lists bracken ferns (Pteridium aquilinum, closely related) as toxic to cats, dogs, and horses. Keep pets away from this plant.

What to do if your cat ate austral bracken

  1. Remove any plant material from your cat's mouth and move austral bracken 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 austral bracken to the appointment so it can be treated correctly.

General guidance, not veterinary advice. If you think your cat has eaten austral bracken, contact your vet or the ASPCA Animal Poison Control Center on (888) 426-4435 — do not wait for symptoms to worsen.

Is austral bracken toxic to cats? — FAQ

Is austral bracken toxic to cats?

Yes — austral bracken is toxic to cats according to the ASPCA. Keep it well away from any cat that chews plants; reactions can be significant. Pteridium esculentum contains ptaquiloside, a carcinogenic and immunosuppressive compound toxic to livestock, cattle, and horses with chronic exposure. It also contains thiaminase. The ASPCA lists bracken ferns (Pteridium aquilinum, closely related) as toxic to cats, dogs, and horses. Keep pets away from this plant.

What are the symptoms if a cat eats austral bracken?

Pteridium esculentum contains ptaquiloside, a carcinogenic and immunosuppressive compound toxic to livestock, cattle, and horses with chronic exposure. It also contains thiaminase. The ASPCA lists bracken ferns (Pteridium aquilinum, closely related) as toxic to cats, dogs, and horses. Keep pets away from this plant. Signs usually appear soon after chewing rather than hours later — watch for drooling, pawing at the mouth, vomiting, loss of appetite, or unusual lethargy after your cat has had access to austral bracken.

What should I do if my cat ate austral bracken?

Stay calm. Remove any plant from your cat's mouth and take the plant away. Note how much was eaten and when, and do not induce vomiting unless told to. Call your vet or the ASPCA Animal Poison Control Center on (888) 426-4435 and follow their advice; a leaf or photo helps the vet treat it correctly.

Is austral bracken toxic to dogs too?

The ASPCA classification Growli uses applies to both cats and dogs: Austral Bracken is toxic to dogs as well. See the full austral bracken pet-safety guide for both species.

What is a cat-safe alternative to austral bracken?

For a similar look without the risk, see the best cats-safe plants list — every plant there is ASPCA non-toxic to cats and dogs.

Full austral bracken pet-safety