Buy 2 or more sets, only $11.99 each! Featuring fragrant, bicolor blossoms from spring to fall, Celestial Twilight Voila is a hardy perennial that you will enjoy year after year! In mild climates, it may even flower in the winter! It grows best in full to part sun and reaches 6-8" tall with a similar spread. Plant size/format: Two actively growing plants with 3-4" tops. This item does not qualify for Express or Expedited Shipping. Due to state regulations and/or agricultural restrictions, we cannot ship APO/FPO or to the following states or territories: Alaska, Hawaii, Guam, Puerto Rico, US Virgin Islands.