Is Parthenocissus quinquefolia toxic to dogs?

Yes — parthenocissus quinquefolia is toxic to dogs according to the ASPCA. Keep it well away from any dog that chews plants; reactions can be significant. Toxic to cats and dogs. As a Parthenocissus it contains oxalic acid and insoluble oxalate crystals, most concentrated in the berries and leaves. Ingestion can cause vomiting, diarrhoea, drooling and lethargy. The blue-black berries are especially tempting to pets, so clear fallen fruit and keep animals away.

Toxic to cats and dogs. As a Parthenocissus it contains oxalic acid and insoluble oxalate crystals, most concentrated in the berries and leaves. Ingestion can cause vomiting, diarrhoea, drooling and lethargy. The blue-black berries are especially tempting to pets, so clear fallen fruit and keep animals away. 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 dog has had access to parthenocissus quinquefolia.

Stay calm. Remove any plant from your dog'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.

The ASPCA classification Growli uses applies to both cats and dogs: Parthenocissus quinquefolia is toxic to cats as well. See the full parthenocissus quinquefolia pet-safety guide for both species.

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