Sesbania grandiflora, commonly known as the "large flowered sesbania," "great sesbania," or "vegetable hummingbird," is a species of flowering plant in the pea family, Fabaceae. It is native to tropical and subtropical Asia, and is widely cultivated in other regions. The red form of this plant is known as Sesbania grandiflora var. grandiflora 'Rubra'.
Sesbania grandiflora is a fast-growing, deciduous tree that can reach a height of 20-30 feet. The leaves are compound, with multiple small leaflets. The flowers are large, bright red, and arranged in clusters. The tree is drought tolerant and can grow in various soil types, also tolerate light frost. Flowers of this plant provide a source of nectar for bees and hummingbirds, and it also has medicinal properties for many cultures.
Sesbania grandiflora 'Rubra' is often used as an ornamental tree or as a shade tree in tropical and subtropical regions. It is also used for reforestation and as a component of agroforestry systems. The plant is also used as a source of wood, fiber, and medicine, and the seeds are edible.
Cultivation: The tree prefers full sun, but can tolerate light shade. It is drought-tolerant and can grow in a wide range of soil types, but prefers well-draining, nutrient-rich soil. It should be fertilized regularly, with a balanced fertilizer and prune to control the size and shape.
Propagation: The seeds are collected from the pods after the plant has flowered and dried on the plant. The seeds should be planted immediately, or stored in a cool, dry place for later planting. They can also be propagated by stem cuttings or air-layering.