Shrubs

Hydrangea Oakleaf

Toxic for Cats

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For Dogs

Toxic

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For Cats

Toxic

View dog safety info →

Symptoms to Watch For

Vomiting, diarrhea, lethargy

What You Need to Know

Oakleaf hydrangea, like all hydrangeas, contains cyanogenic glycosides. All parts are toxic to pets, causing GI upset and potentially more serious effects.

Source: ASPCA

If your cat ingested this, act fast

Call ASPCA Poison Control: (888) 426-4435 or your emergency vet immediately.

View full emergency guide →

Safe Alternatives Your Cat CAN Have

Hydrangea Oakleaf isn't safe, but these are vet-approved:

Frequently Asked Questions

Is hydrangea oakleaf safe for cats?

Hydrangea Oakleaf is considered TOXIC for cats. Oakleaf hydrangea, like all hydrangeas, contains cyanogenic glycosides. All parts are toxic to pets, causing GI upset and potentially more serious effects.

What are the symptoms if my cat eats hydrangea oakleaf?

Symptoms may include: Vomiting, diarrhea, lethargy.

What should I do if my cat eats hydrangea oakleaf?

Contact your veterinarian or the ASPCA Animal Poison Control Center at (888) 426-4435 immediately. Do not induce vomiting unless instructed by a professional.