Impatiens capensis, Orange Jewelweed - this beautiful self seeding annual will grow to be 3-5 feet tall. Growing best in part shade - dappled light, in moist to wet soils. Yellow and orange flowers emerge in June, attracting many pollinators including hummingbirds, and last until the first frost. The oils in this plant not only remove the oils from poison ivy, but relieve the itch. 
 
Found in nearly every county in NC. Click to view its range in North Carolina.
 
More info here.