Is Marijuana toxic to dogs?

Yes. According to Plants4Pets, Marijuana is toxic to dogs. Prolonged depression, vomiting, incoordination, sleepiness or excitation, hypersalivaton, dilated pupils, low blood pressure, low body temperature, seizure, coma, death (rare) Toxic principles: Delta-9-THC (tetrahydrocannabinol) This entry has not been manually verified yet — treat it as guidance only.

Is Marijuana toxic to horses?

Yes. According to Plants4Pets, Marijuana is toxic to horses. Prolonged depression, vomiting, incoordination, sleepiness or excitation, hypersalivaton, dilated pupils, low blood pressure, low body temperature, seizure, coma, death (rare) Toxic principles: Delta-9-THC (tetrahydrocannabinol) This entry has not been manually verified yet — treat it as guidance only.

Which pets are most at risk from Marijuana?

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

What should I do if my pet eats Marijuana?

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 Marijuana toxic to cats, dogs? (Cannabis sativa)

Marijuana (Cannabis sativa) 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 Marijuana (Cannabis sativa)

Marijuana (Cannabis sativa) — plant photo 1 of 2, pet toxicity guide

Marijuana (Cannabis sativa) — plant photo 2 of 2, pet toxicity guide

Is Marijuana toxic to cats, dogs or horses?

Cat Toxic Not verified

Prolonged depression, vomiting, incoordination, sleepiness or excitation, hypersalivaton, dilated pupils, low blood pressure, low body temperature, seizure, coma, death (rare) Toxic principles: Delta-9-THC (tetrahydrocannabinol)
Dog Toxic Not verified

Prolonged depression, vomiting, incoordination, sleepiness or excitation, hypersalivaton, dilated pupils, low blood pressure, low body temperature, seizure, coma, death (rare) Toxic principles: Delta-9-THC (tetrahydrocannabinol)
Horse Toxic Not verified

Prolonged depression, vomiting, incoordination, sleepiness or excitation, hypersalivaton, dilated pupils, low blood pressure, low body temperature, seizure, coma, death (rare) Toxic principles: Delta-9-THC (tetrahydrocannabinol)

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

Marijuana plant details and common names

Family: Cannabaceae

Also known as: Indian Hemp, Hashish

Safety advice if a pet eats Marijuana

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 Marijuana (Cannabis sativa), 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: Marijuana and pet toxicity

Is Marijuana toxic to cats?: Yes. According to Plants4Pets, Marijuana is toxic to cats. Prolonged depression, vomiting, incoordination, sleepiness or excitation, hypersalivaton, dilated pupils, low blood pressure, low body temperature, seizure, coma, death (rare) Toxic principles: Delta-9-THC (tetrahydrocannabinol) This entry has not been manually verified yet — treat it as guidance only.
Is Marijuana toxic to dogs?: Yes. According to Plants4Pets, Marijuana is toxic to dogs. Prolonged depression, vomiting, incoordination, sleepiness or excitation, hypersalivaton, dilated pupils, low blood pressure, low body temperature, seizure, coma, death (rare) Toxic principles: Delta-9-THC (tetrahydrocannabinol) This entry has not been manually verified yet — treat it as guidance only.
Is Marijuana toxic to horses?: Yes. According to Plants4Pets, Marijuana is toxic to horses. Prolonged depression, vomiting, incoordination, sleepiness or excitation, hypersalivaton, dilated pupils, low blood pressure, low body temperature, seizure, coma, death (rare) Toxic principles: Delta-9-THC (tetrahydrocannabinol) This entry has not been manually verified yet — treat it as guidance only.
Which pets are most at risk from Marijuana?: Our database flags Marijuana as toxic to: cats, dogs, horses.
What should I do if my pet eats Marijuana?: 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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Include the plant name (Cannabis sativa), affected pet species and, if possible, a link to your source. We usually respond within a few business days.