Autumn Jewel provides landscape color year-round with its pink blooms in spring, summer, and fall, and its attractive purple winter foliage. Autumn Jewel is one of the most cold-hardy Encore Azaleas, hardy to USDA zone 6A.
Fertilize your Encore Azaleas after the spring bloom or in the summer but don’t feed after August.
The zip code 20149 is in Zone: 6b with a temperature range of: -5 to 0 °F.