Rhododendron 'Buttercup' (Windsor hardy yellow azalea)

Rhododendron 'Buttercup' is a deciduous azalea known for its vibrant yellow flowers. This cultivar is part of the Windsor hardy azalea series, which are bred to thrive in colder climates. The plant has a compact growth habit and blooms profusely in late spring. It is a popular choice for adding a splash of color to gardens and landscapes.