Are Bougainvillea Plants Poisonous?

Bougainvillea twigs have long thorns covered with a potentially irritating substance. Exposure to them may cause a painful skin rash. The University of California categorizes bougainvillea as a Class 4 toxic plant.

Keywords: bougainvillea poison, bougainvillea plant toxic, toxic bougainvillea thorn

About this Author

A freelance writer, Judy Wolfe has owned Prose for the Pros, a freelance writing business, since 2006. She's been an inveterate traveler since 1961 and draws on her travel experiences to provide articles for such websites as Chincoteague Island Vacations and Berlin Dude. Wolfe holds a Bachelor of Arts in literature from California State University at Pomona.