Allamanda Cathartica May 2026

: The leaves are glossy, leathery, and dark green, typically arranged in whorls of 3 or 4 along the stems.

: Feed every 2–4 weeks during spring and summer with a balanced or high-phosphorus fertilizer to encourage flowers. allamanda cathartica

Allamanda cathartica , most commonly known as the , is a vigorous evergreen tropical vine or shrub prized for its large, flamboyant yellow flowers. Native to South America, it has become a staple in tropical landscapes worldwide due to its rapid growth and year-round blooming in warm climates. Physical Characteristics : The leaves are glossy, leathery, and dark

: Needs at least 6 hours of direct sunlight daily for maximum blooming. Soil : Prefers rich, well-draining, slightly acidic soil. Native to South America, it has become a

: Hardy in USDA Zones 10–11 . It is sensitive to frost and should be brought indoors or into a greenhouse if temperatures drop below 60°F (15°C). Propagation and Maintenance

To thrive, Allamanda cathartica requires conditions that mimic its native tropical habitat:

: Keep the soil consistently moist during the growing season but never waterlogged, as it is susceptible to root rot.