Rhododendron flowers are evergreen all year round and have a long flowering period Rhododendron flowers are evergreen all year round and have a long flowering period Rhododendron flowers are evergreen all year round and have a long flowering period Rhododendron flowers are evergreen all year round and have a long flowering period Rhododendron flowers are evergreen all year round and have a long flowering period Rhododendron flowers are evergreen all year round and have a long flowering period Rhododendron flowers are evergreen all year round and have a long flowering period Rhododendron flowers are evergreen all year round and have a long flowering period Rhododendron flowers are evergreen all year round and have a long flowering period Rhododendron flowers are evergreen all year round and have a long flowering period Rhododendron flowers are evergreen all year round and have a long flowering period Rhododendron flowers are evergreen all year round and have a long flowering period Rhododendron flowers are evergreen all year round and have a long flowering period