Klondike Azalea Klondike Rhododendron has golden yellow blooms that show brone foliage on this mildew-resistant hybrid. Primary Color: Yellow Bloom Time: Early Height in 10 Years: 5' Hardiness (Temperature): -15 Sun / Shade: Morning Sun, Afternoon Shade Landscape Category: Shrub Genus: Rhododendron More plants in: Azalea Find out if this plant is available: Rhododendron and Azalea Availability List