One of the most popular of the spring-flowering shrubs, lilacs bring beauty and elegance and a wonderful fragrance to the garden or landscape. The flowers panicles are often cut for indoor floral displays. Lilac bushes are available in a variety of sizes and flower colors, including pink, white, red, purple or blue blooms—and they attract hummingbirds and butterflies. Lilac shrubs may be massed to create an informal hedge or planted near entrances or walkways where visitors can delight in their fragrance. When selecting lilac bushes to buy online, make sure the variety you choose is suitable for your grow zone. Other considerations are the flower color, light requirements, and the plant's mature height and spread.