Yes, Hawaiian Ti is toxic to dogs!
Dogs accidentally consuming the Hawaiian Ti 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).
Hawaiian Ti consumption is also toxic to Cats.
Toxic Principles Of Hawaiian Ti: Saponins.
More Info About The Hawaiian Ti Plant
Scientific Name: Giant Dracaena
Family: Agavaceae.
Also known as: Snake Plant, Giant Dracaena.
The answer is based on information found on The American Society for the Prevention of Cruelty to Animals (ASPCA) website.