Yes, Scented Geranium is toxic to dogs!
Dogs accidentally consuming the Scented Geranium plants can show the following clinical symptoms: Vomiting, Prolonged Depression, Incoordination, Hypersalivaton, Sleepiness Or Excitation, Dilated Pupils, Low Body Temperature, Low Blood Pressure, Coma, Seizure And Death (In Rare Cases).
Scented Geranium consumption is also toxic to Cats.
Toxic Principles Of Scented Geranium: Essential Oils.
More Info About The Scented Geranium Plant
Scientific Name: Pelargonium sp.
Family: Geranilea.
Also known as: Geraniums.
The answer is based on information found on The American Society for the Prevention of Cruelty to Animals (ASPCA) website.