Stock is now low for 2024. Order soon to secure your tubers for delivery late-Feb through mid-April 2024

Shaw Green Dahlias
UK Based Stock
UK Based Stock
Organically Grown
Organically Grown
Bee & Insect Friendly
Bee & Insect Friendly
Recyclable Packaging
Recyclable Packaging
Safe & Secure Delivery
Safe & Secure Delivery
Order All Year
Order All Year

Are dahlias poisonous to dogs?

Dahlias are a popular choice among gardeners for their vibrant colors and showy blooms. However, if you have a furry friend, you may be wondering whether these beautiful flowers are safe for dogs. In this comprehensive guide, we will explore the potential toxicity of dahlias to dogs, the symptoms of ingestion, treatment options, and prevention measures to keep your canine companion safe.

Understanding Dahlia Toxicity

Dahlias, while visually stunning, can pose a risk to dogs if ingested. It’s crucial to be aware of the parts of the plant that are toxic. The leaves, stems, flowers, and tubers of dahlias contain glycoside toxins, which can cause adverse reactions in animals, including dogs.

The exact cause of dahlia toxicity in dogs is not fully understood. However, it is suspected that compounds such as pyrethrins and sesquiterpene lactones may contribute to their toxicity. These substances can cause mouth irritation, drooling, vomiting, and diarrhea when ingested.

Symptoms of Dahlia Poisoning in Dogs

If your dog has ingested dahlias, there are several symptoms to watch out for. The most common signs of dahlia poisoning in dogs include:

  1. Vomiting: Dogs may experience bouts of vomiting after ingesting dahlias.
  2. Diarrhea: Diarrhea is another common symptom of dahlia poisoning in dogs.
  3. Abdominal pain: Dogs may exhibit signs of discomfort or pain in the abdominal area.

In more severe cases, dogs may also experience increased heart rate, loss of coordination, seizures, and even death if large amounts of dahlias are consumed. It’s important to monitor your dog closely and seek veterinary care if any concerning symptoms arise.

Treatment Options for Dahlia Poisoning

If you suspect your dog has ingested dahlias, it’s crucial to seek veterinary care immediately. The veterinarian will conduct a thorough examination and may recommend treatment based on the severity of the poisoning.

Treatment options for dahlia poisoning in dogs may include:

  1. Inducing vomiting: In some cases, the veterinarian may induce vomiting to remove any remaining plant material from your dog’s system.
  2. Activated charcoal: Activated charcoal may be administered to absorb toxins in the digestive tract and prevent further absorption.
  3. Supportive care: Intravenous fluids and anti-nausea medications may be provided to alleviate symptoms and support your dog’s recovery.
  4. Topical ointments: If your dog experiences skin irritation from contact with dahlias, your veterinarian may recommend a topical ointment to soothe the affected area.

It’s important to follow your veterinarian’s advice and provide any necessary follow-up care to ensure your dog’s complete recovery.

Preventing Dahlia Poisoning in Dogs

Prevention is key when it comes to keeping your dog safe from dahlia poisoning. Here are some tips to help prevent your dog from ingesting dahlias:

  1. Keep dahlias out of reach: Place dahlias and other potentially toxic plants in areas that are inaccessible to your dog.
  2. Supervise outdoor activities: When your dog is in the garden or yard, keep a close eye on them to prevent any unwanted plant ingestion.
  3. Training and obedience: Teach your dog basic commands, such as “leave it” or “drop it,” to prevent them from consuming any harmful substances.
  4. Create barriers: Use fences or barriers to section off areas of your garden where dahlias are planted to prevent your dog from accessing them.
  5. Regular garden maintenance: Remove any wilted or broken blooms from your garden promptly to minimize the risk of ingestion.

By taking these preventive measures, you can enjoy the beauty of dahlias in your garden while ensuring your dog’s safety.

Other Plants to Be Cautious About

While dahlias can be toxic to dogs, it’s essential to be aware of other plants that may pose a risk to your canine companion. Some common plants that are toxic to dogs include lilies, azaleas, tulips, daffodils, and sago palms. Familiarize yourself with the potential hazards of these plants and take appropriate precautions to keep your dog safe.


In conclusion, dahlias can be toxic to dogs if ingested. The leaves, stems, flowers, and tubers of dahlias contain glycoside toxins that can cause adverse reactions, such as vomiting and diarrhea. If you suspect your dog has ingested dahlias, it’s crucial to seek veterinary care immediately. Prevention is key, and pet owners should take measures to keep dahlias and other potentially toxic plants out of their dog’s reach. By creating a pet-friendly garden and being vigilant, you can ensure the safety and well-being of your beloved canine companion.

About the author

George Avye

A passionate horticulturist, George has spent over 10 years cultivating and selling dahlias. With a keen eye for vibrant, healthy blooms, George is dedicated to sharing the joy these flowers bring with customers and fellow garden enthusiasts alike. They also enjoy educating others through their dahlia-focused workshops and writings.