23. Chamomile can cause allergic reactions.
Chamomile is a plant in daisy's family and is an herb because it has healing and relaxing properties. However, if dogs ingest this chrysanthemum, it can be toxic to your pet. There are even other dogs that may be allergic to it. When you see these symptoms: dermatitis, vomiting, diarrhea, and loss of appetite are signs of an allergy.
If a dog has ingested chamomile and has started acting strangely, you should contact your veterinarian. Put a fence around your outdoor garden to keep your pets safe.