Rhododendron Viscosum, or more commonly know as Swamp Azalea, is a shrub with green foliage and red flowers of the genus Rhododendron. It has a slow growth rate and a height of 16.4 feet at maturity. Its duration is perennial which means it will grow year after year. It's active growth period is spring, blooms during indeterminate and is tolerant of shade. Rhododendron Viscosum or Swamp Azalea's floral region is North America US Lower 48
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