Rhododendron is a genus of flowering plants in the family Ericaceae, known for their beautiful and vibrant blooms. These shrubs and small trees are commonly found in temperate regions of the Northern Hemisphere. They thrive in acidic soils and are often used in gardens and landscapes for their ornamental value. There are over 1,000 species of Rhododendron, ranging from small alpine varieties to large tropical types. The flowers can be found in various colors, including pink, purple, white, and yellow. Many species are also known for their evergreen leaves, providing year-round greenery in gardens.