Purple Allamanda
Scientific Name: Allamanda blanchetii A. DC.
Synonym: Allamanda violacea
Family: Apocynaceae
A. violacea ' Cherry Jubilee', picture taken at Tropica Mango Nurseries
USDA: 10b-12
Frost Tolerance: Tender in Phoenix, protect it on cold nights, but will weaken and probably die if kept too cold for a long period of time
Sun Exposure: Full sun to light shade
Origin: Unknown, probably somewhere in South America
Growth Habits: Evergreen shrub, up to 10 feet tall (3 m)
Watering Needs: Prefers regular to generous watering during hot conditions. Moderate drought tolerance.
Propagation: Cuttings
Allamandas are used throughout the tropics as ornamentals. They are easy to grow, in warm conditions. You can plant anytime if you water abundantly. Feed liberally with a balanced fertilizer. All parts of the plant are toxic, and the milky sap can irritate the skin.
Blooming Habits:
4 inches in diameter, trumpet shaped single or double purple flowers.
Culture:
Prune heavily in spring.
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