Yes, Yucca is toxic to dogs!
Dogs accidentally consuming the Yucca 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).
Yucca consumption is also toxic to Cats and Horses.
Toxic Principles Of Yucca: Saponins.
More Info About The Yucca Plant
Scientific Name: Yucca spp.
Family: Agavaceae.
The answer is based on information found on The American Society for the Prevention of Cruelty to Animals (ASPCA) website.
