All plants › Dogs › Passionflower

Is Passionflower Toxic to Dogs?

✅ Non-Toxic
✅ Cross-checked against veterinary poison-control guidance · Oct 2026 audit
⚠️ Educational info only. If your pet just chewed something and looks unwell, skip the reading and call your vet or Pet Poison Helpline (US): (855) 764-7661.
No, passionflower is non-toxic to dogs. The vine, flowers and fruit are listed as safe by veterinary poison-control references.

Also known as: Passion Vine, Maypop, Passiflora caerulea / incarnata · Passiflora caerulea

What to do if your dog eats it

Nothing required beyond ordinary moderation — a large amount of any rough vine can cause simple, mechanical stomach upset that passes on its own.

Common questions

Can a puppy chew passionflower vines all day?

The plant is safe, but bulk fiber can cause loose stools. Redirect some of the chewing with toys and supervise as with any garden plant.

Is passionflower extract calming chews for dogs the same thing?

Those are formulated supplements using concentrated extracts. They are not the same as garden plant material, but both are considered safe.

More plants checked for dogs

Pothos☠️ ToxicYes, pothos is toxic to dogs. Chewing any part of the vine releases calcium oxalate crystals thaAloe Vera⚠️ Mildly ToxicAloe vera is mildly to moderately toxic to dogs. The skin and latex layer of the leaf contain coSpider Plant✅ Non-ToxicNo, spider plants are non-toxic to dogs. A dog that nibbles the arching leaves is not at risk ofEaster Lily⚠️ Mildly ToxicEaster lilies are only mildly toxic to dogs — they usually cause stomach upset, not the fatal kiSago Palm☠️ ToxicYes — sago palm is severely toxic to dogs, with a documented fatality rate around 50% when untreBoston Fern✅ Non-ToxicNo, Boston ferns are non-toxic to dogs. Chewing a frond will not poison your dog.

This page is general educational information, not a substitute for professional veterinary advice. Every pet is different — if your animal ate something concerning, contact your veterinarian or a pet poison hotline right away. Checking what your pet can eat? Visit our sister site SafeOrToxic.