Allamanda cathartica, also called golden trumpet, is a tropical evergreen native to Brazil. It grows as a vine but can be pruned as a shrub. This plant thrives in hot, humid environments. It grows quickly and up to about 20 feet.
Description and Dispersal:
- Golden trumpet is an annual broadleaf evergreen with relatively small yellow flowers. The leaves and stems are pubescent. The stems contain a toxic sap.