Rhododendron arborescens, also known as smooth azalea or sweet azalea, generally blooms in late spring and early summer. They are named sweet azalea after their sweet-scented aroma. The flowers range in color from white to pink with red stamens. Their leaves can also become deep red to purple in the fall. This plant, indigenous to the United States, is generally found growing near moist areas or streams. The plant prefers growth in acidic soil with a pH of 6.8 or less. It grows best in sandy soils above 3000 feet. Their flowers are also known to contain poisonous substances and must not be consumed by wild animals or humans. The effects of consuming this plant include depression, vomiting, diarrhea, difficulty in breathing, and most dangerously coma.