Cestrum diurnum, commonly known as the day-blooming jasmine, is a flowering plant native to tropical regions of the Americas. It belongs to the nightshade family, Solanaceae, and is characterized by its tubular, fragrant yellow flowers that open during the day. The plant can grow up to 3 meters tall and is often used in gardens for its ornamental value and pleasant scent. This species thrives in well-drained soil and prefers full sun to partial shade. Cestrum diurnum is also known for attracting pollinators, such as bees and butterflies, making it a beneficial addition to gardens focused on biodiversity. However, it can be invasive in some areas, so careful management is advised.