Is geranium poisonous to dogs and cats?

Updated 2026-09-30 · 1 sources

Based on: NC State Extension Gardener Plant Toolbox

Call a vet today

Geranium is poisonous to dogs and cats – call your vet today for advice if your pet has eaten any of it. The leaves are the listed poisonous part.

  • Dogs Call a vet today
  • Cats Call a vet today

What to do right now

  1. Call your vet or the nearest emergency vet.
  2. Note which plant, which part, how much and when.
  3. Remove what is left and move the plant out of reach.
  4. Take a photo or a piece of the plant with you.
  5. Keep your pet calm.

Don't

  • Do not make your pet vomit unless a vet tells you to.
  • Do not give your pet any human medicine.

Why it can be dangerous

Geranium is listed as a problem for dogs and cats; it can cause vomiting and loss of appetite when consumed in quantity, while larger exposures may also be associated with loss of coordination, muscle weakness, depression or low body temperature.[1]

Signs to watch for

  • Vomiting
  • Loss of appetite when consumed in quantity
  • Upset stomach
  • Loss of coordination
  • Muscle weakness
  • Depression
  • Low body temperature
  • Contact (allergic) dermatitis
Scientific name
Pelargonium
Poisonous parts
leaves

What the experts say

“Problems: Contact Dermatitis, Malodorous, Poisonous to Humans, Problem for Cats, Problem for Dogs, Problem for Horses”

— NC State Extension Gardener Plant Toolbox [1]
If your pet is struggling to breathe, has collapsed, is having a seizure or can't stand up: go to the nearest vet now.

Not sure how serious it is?

OkPaw asks a few quick questions about your pet and tells you in 30 seconds whether it can wait. Free on Google Play for Android.

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Common questions

Is geranium dangerous for cats too?

Yes. It is listed as a problem for cats and dogs, and cats are most sensitive.[1]

What signs can geranium cause?

Vomiting and loss of appetite are reported when it is consumed in quantity. Larger exposures may also be associated with loss of coordination, muscle weakness, depression or low body temperature.[1]

Sources

  1. NC State Extension Gardener Plant Toolbox

How this page was made: written with the help of AI from the sources below, then checked claim by claim against those sources. Urgency levels follow OkPaw’s fixed safety rules. It is guidance, not a diagnosis. How we write our pages

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