Crotalaria laburnifolia | 10 SEEDS - Rattlebox | Showy crotalaria Crotalaria laburnifolia seeds produce a striking plant known for its vibrant foliage and unique floral display. Native to tropical regions, it thrives in warm climates and adds a splash of color to any garden.The Indian rattlepod features bright yellow flowers that bloom profusely, attracting pollinators like bees and butterflies.