Sappho x Tweedy BirdSappho x Tweedy Bird is a lovely white yellow flower with dark reddish purple pattern adorning the dorsal. This striking rhododendron has an attractive upright growth habit and it grows to about 5' at maturity. This beautiful cultivar is an excellent bloomer that shows off its flowers April May, depending on growing conditions. Give it full to filtered sun, this plant is hardy to 5F when protected from windchill.