Northern Lights Rhododendron. Azaleas have fine shallow root systems so well drained soil is a must ideally rich in organic matter. Flower tubular funnel shaped 2 across pale yellow with vivid yellow blotch aging to yellowish white.
Flower tubular funnel shaped 2 across pale yellow with vivid yellow blotch aging to yellowish white. Its leaves have some resistance to mildew and turn red and burgundy in fall. The plants are world renowned for varied colors and incredible flower bud hardiness an achievement that initially took two decades.
Northern lights azalea will grow to be about 7 feet tall at maturity with a spread of 7 feet.
Northern lights with various shades of fragrant pink flowers on a 4 to 6 foot bush was the first. Most are upright to rounded in habit reaching 3 to 4 feet high. Northern hi lights is an exbury azalea that grows 4 to 5 ft. The petals of the blossoms are open facing and narrow.