Founded in 1964, Walnut Springs Nursery is a family owned and operated wholesale grower and marketer of a wide variety of annuals and herbs. The company markets its plants and flowers to landscape contractors and retail garden centers in Baltimore, Washington, D.C., and the Northern Virginia region. Walnut Springs specializes in pansies, begonias, impatiens, vinca, petunias, wave petunias and Christmas poinsettias. The company also markets a variety of plants and flowers under its proven winners and proven selections brand. Walnut Springs grows nearly 2 million each year. In addition to its line of spring annuals, the company also offers a wide selection of cold-tolerant fall annuals, including violas, dusty miller, alyssum, mums, asters, snapdragons and its fall magic collection. Walnut Springs Nursery maintains its headquarters and numerous greenhouse facilities in Glenwood, Md.