R. johnstonianum Bowman Form
The Bowman Form of R. johnstonianum is quite wonderful. Blooming profusely every year, this Maddenii species of rhododendron is lightly fragrant with white and yellow flowers. The foliage is smaller than others in this section with some small hairs around the edges. This rhododendron species has been in cultivation since 1882 and is hardy to 5 degrees F, which is hardier than most of the other species in this section.