Native to the southern and eastern U.S., swamp azalea (Rhododendron viscosum) is a deciduous shrub in the Ericaceae (blueberry) family. This shrub generally grows 3 – 8 feet tall and nearly as wide. It is a spreading shrub that spreads slowly via underground stolons and is most at home in a moist humus-rich soil that […]
Archive for August 28th, 2026
Late Blooming Swamp Azalea
Posted by Hugh on August 28th, 2026
Posted in acidic soil, Attracting birds, Attracting Butterflies, Azalea (deciduous), Bees and other pollinators, Cercopora leaf spot, compost, Deciduous, Deer resistant, Disease resistant, Fragrant, Hummingbird, Landscape ideas, mulching, Native Plant, Native Plant, Phytophthora ramorum, Planting tips, Propagation (Seed), Purchasing Plants, Soil drainage, Southern Appalachian Region, Spring flowering, Summer flowering, Swamp Azalea (R. viscosum), Trees & Shrubs, watering tips 
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