Cathartica — Allamanda

: Needs at least 6 hours of direct sunlight daily for maximum blooming. Soil : Prefers rich, well-draining, slightly acidic soil.

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

: Produces trumpet-shaped, bright yellow blossoms that can reach up to 5 inches (12.5 cm) in diameter. Some varieties, like 'Hendersonii', feature reddish-brown buds. : Needs at least 6 hours of direct

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

Golden Trumpet, Allamanda cathartica - Wisconsin Horticulture