Is Pencil Cactus toxic to dogs?

Yes. According to Plants4Pets, Pencil Cactus is toxic to dogs. Irritating to the mouth and stomach, sometimes causing vomiting, but generally over-rated in toxicity. Toxic principles: Irritant Sap (latex) This entry has not been manually verified yet — treat it as guidance only.

Is Pencil Cactus toxic to horses?

Yes. According to Plants4Pets, Pencil Cactus is toxic to horses. Irritating to the mouth and stomach, sometimes causing vomiting, but generally over-rated in toxicity. Toxic principles: Irritant Sap (latex) This entry has not been manually verified yet — treat it as guidance only.

Which pets are most at risk from Pencil Cactus?

Our database flags Pencil Cactus as toxic to: cats, dogs, horses.

What should I do if my pet eats Pencil Cactus?

Remove remaining plant material, do not induce vomiting unless a vet instructs you to, and seek professional help immediately with the plant name ready.

Is Pencil Cactus toxic to cats, dogs? (Euphorbia tirucalli)

Pencil Cactus (Euphorbia tirucalli) is marked as potentially toxic to cats, dogs, horses in the Plants4Pets database. Keep this plant out of reach of curious pets and read the species-specific notes below.

Photos of Pencil Cactus (Euphorbia tirucalli)

Pencil Cactus (Euphorbia tirucalli) — plant photo, pet toxicity guide

Is Pencil Cactus toxic to cats, dogs or horses?

Cat Toxic Not verified

Irritating to the mouth and stomach, sometimes causing vomiting, but generally over-rated in toxicity. Toxic principles: Irritant Sap (latex)
Dog Toxic Not verified

Irritating to the mouth and stomach, sometimes causing vomiting, but generally over-rated in toxicity. Toxic principles: Irritant Sap (latex)
Horse Toxic Not verified

Irritating to the mouth and stomach, sometimes causing vomiting, but generally over-rated in toxicity. Toxic principles: Irritant Sap (latex)

Community confirmations show that other users find this rating helpful. They are not verified by our team.

Pencil Cactus plant details and common names

Family: Euphorbiaceae

Also known as: Sticks of Fire

Safety advice if a pet eats Pencil Cactus

Many popular houseplants and garden species can cause vomiting, drooling, skin irritation or more serious symptoms when chewed by cats, dogs or horses. The information on this page is for educational purposes and does not replace a veterinary consultation.

If your pet has eaten any part of Pencil Cactus (Euphorbia tirucalli), note the amount ingested, watch for unusual behaviour and contact a veterinarian or pet poison helpline immediately.

Found outdated or incorrect data? Use the report form below or e-mail kontakt@plants4pets.pl with the plant name, species affected and your source — we review every submission.

FAQ: Pencil Cactus and pet toxicity

Is Pencil Cactus toxic to cats?: Yes. According to Plants4Pets, Pencil Cactus is toxic to cats. Irritating to the mouth and stomach, sometimes causing vomiting, but generally over-rated in toxicity. Toxic principles: Irritant Sap (latex) This entry has not been manually verified yet — treat it as guidance only.
Is Pencil Cactus toxic to dogs?: Yes. According to Plants4Pets, Pencil Cactus is toxic to dogs. Irritating to the mouth and stomach, sometimes causing vomiting, but generally over-rated in toxicity. Toxic principles: Irritant Sap (latex) This entry has not been manually verified yet — treat it as guidance only.
Is Pencil Cactus toxic to horses?: Yes. According to Plants4Pets, Pencil Cactus is toxic to horses. Irritating to the mouth and stomach, sometimes causing vomiting, but generally over-rated in toxicity. Toxic principles: Irritant Sap (latex) This entry has not been manually verified yet — treat it as guidance only.
Which pets are most at risk from Pencil Cactus?: Our database flags Pencil Cactus as toxic to: cats, dogs, horses.
What should I do if my pet eats Pencil Cactus?: Remove remaining plant material, do not induce vomiting unless a vet instructs you to, and seek professional help immediately with the plant name ready.

Report an error or missing data

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Wrong toxicity for a cat, dog or horse
Missing or incorrect plant name
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Additional veterinary or botanical reference

Include the plant name (Euphorbia tirucalli), affected pet species and, if possible, a link to your source. We usually respond within a few business days.