Can Dogs Eat Hydrangea? No — Toxic
This food is NOT safe for dogs. Keep it away from your pet.
Hydrangeas are toxic to dogs. They contain cyanogenic glycosides that release cyanide when metabolized.
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Warning Signs & Symptoms
Vomiting, diarrhea, lethargy, difficulty breathing, potential cyanide toxicity.
If Your Dog Ate This
Call vet if plant material consumed. Monitor for vomiting and lethargy.
What to Avoid
all parts — flowers, leaves, buds
Preparation & Serving
Keep hydrangea plants away from dogs. Common garden shrub that is easy to access.
Safer Alternatives
- Choose dog-safe flowering shrubs like roses or forsythia
Did you know?
Hydrangeas contain cyanogenic glycosides — compounds that release hydrogen cyanide when metabolized. The blue or pink flower color actually correlates with soil pH, not toxin concentration.
Portions & nutrition
- Toxic dose (per kg body weight)
- Cyanogenic glycosides — any significant plant material consumption warrants vet contact
- Calories (per 100g)
- 0
- Safe frequency
- Never
Source
What You Need to Know
All parts of the hydrangea plant are toxic including flowers, leaves, and buds. Common in many gardens. Keep dogs away from hydrangea plants.
Not sure what to do next? Read our emergency guide What to Do If Your Dog Eats Something Toxic
Want to know what other dangers are hiding in your home?
Take the 60-second kitchen safety quiz to find out your dog's risk score.
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