This flowering deciduous shrub has a rounded form with erect, slender, crayon green twigs. Flowers are true yellow and present from May to June. Some nurserymen report that this plant is not easily transplanted, while others disagree. ‘Red Favorite’ is a upright stemmed compact grower with showy red flowers. Deer tolerant. Grows to 5 to 8 feet tall and 5 feet wide. Zones 5 to 8.