Can Dogs Eat Lily of the Valley? No — Causes Fatal Cardiac Arrhythmia
This food is NOT safe for dogs. Keep it away from your pet.
Lily of the Valley is one of the most toxic plants for dogs. It contains cardiac glycosides causing potentially fatal heart arrhythmia.
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Warning Signs & Symptoms
Cardiac arrhythmia: irregular heartbeat, vomiting, low blood pressure, seizures, death.
If Your Dog Ate This
Lily of the Valley contains convallotoxin — a cardiac glycoside 10 times more potent than digoxin on a molar basis. A dog that ingests even a few berries can develop fatal ventricular fibrillation within hours.
What to Avoid
all parts — flowers, leaves, berries, roots, vase water
Preparation & Serving
Remove all lily of the valley from home and garden. Do not use in cut flower arrangements.
Potential Health Benefits
Choose dog-safe white flowers like gardenias or white roses for arrangements
Safer Alternatives
- Emergency vet immediately — cardiac glycosides act rapidly. This is a life-threatening emergency.
Did you know?
Cardiac glycosides — any ingestion is a cardiac emergency
Portions & nutrition
- Serving (large dog)
- never
- Calories (per 100g)
- 0
- Safe frequency
- never
Source
What You Need to Know
Lily of the Valley is extremely dangerous — the cardiac glycosides affect the heart rapidly. Even small amounts can cause fatal cardiac arrhythmia. All parts including the water in vases is toxic.
Not sure what to do next? Read our emergency guide What to Do If Your Dog Eats Something Toxic
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