Ageratum grows best in full sun and well-drained soil. They will tolerate light shade. To encourage better blooming, deadhead ageratum when the flowers pass their prime. Alyssum , aka sweet alyssum, is a great low-growing annual for borders and containers. It forms clusters of tiny, sweetly fragranced flowers on plants with very fine foliage.
Sweet alyssum is most commonly available in white, purple and rose.
Watch for the new peach-colored variety too. Alyssum does its best during the cool parts of the season. Plant it where it will get lots of strong light but be shaded from the heat of the afternoon. It prefers well-drained soil and requires frequent fertilization to keep it blooming. Begonia They type of begonia most often used as a bedding plant is the fibrous or wax-leaf begonias.