is the christmas cactus poisonous to dogs

The Christmas cactus is not considered toxic to dogs, but some dogs may have an allergic reaction to the plant. If your dog shows signs of an allergic reaction, such as itching, vomiting, or diarrhea, then you should remove the plant from their environment. If you're concerned about your dog's health, you should consult with your vet to see if the plant is safe for them.