White flowers lend an elegant ... to woodland tobacco, common names include South American tobacco and flowering tobacco.

Pink asters with thread-like petals - Jacky Parker Photography/Getty Images Asters are a perennial fall favorite, with their fluffy petals and daisy-like flowers in a rainbow of cool colors.

Bluebells, or Hyacinthoides non-scripta, are bulbous perennial plants. The species gets its common name from ... of purple ...