Calflora, a 501c3 non-profit
Distribution by County   1739    
Catharanthus roseus  (L.) G. Don
Madagascar periwinkle
Catharanthus roseus is a shrub (stem succulent) that is not native to California.
There is a high risk of this plant becoming invasive in California according to Cal-IPC.
Record Count by County

Los Angeles: 3 Placer: 1 San Diego: 1 Santa Barbara: 2
Merced: 1 Riverside: 2 San Joaquin: 1 Solano: 1
Orange: 1 San Bernardino: 1 San Luis Obispo: 1 Yolo: 1

Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2026. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 05/19/2026).