Description for Allamanda Tiger, Allamanda blanchetii (Peach Orange) Plant height: 19 - 29 inches Plant spread: 4 - 8 inches As shrub Allamanda grows very thick and gets covered with yellow bell shaped 3 – 4 inches long blooms in growing season. Common name(s): golden trumpet, common trumpet vine, yellow allamanda, Flower colours: Peach Orange Bloom time: Spring, Summer, Fall, Winter Max reachable height: 4-6 ft. Difficulty to grow: Easy. Planting and care Allamanda is a bushy nature plant, the large sized container is preferable as the plant gets heavy with the time. You may need to repot it every year. Regardless of size, make sure container has drainage holes at the bottom to ensure smooth drainage of water. Put stone or brick pieces on the holes. Sunlight: Full sun to Partial shade. Soil: Soil pH 7.6 to 7.8 (mildly alkaline). Water: Medium Temperature: 25 to 35 degrees C Fertilizer: