For decades and decades, gardeners in the South have used plants from the tropics to adorn their summer gardens. With our warm, humid climates and long growing season, tropical plants thrive. However, they can’t handle the frosts of winter so they only last for one year. Nathan talks about his top four annuals that old gardens and new gardens need: begonias, dahlias, impatiens, and zinnias. Be sure to incorporate these annual favorites for outstanding color!