|Fast growing, upright perennial, although usually treated as an annual. Leaves are whitish-gray to medium green, shiny, lance shaped and 3" long. 'Silver White' has long lasting, creamy-pearl, narrow flower spikes, to 24" tall. Outstanding in mass plantings, borders or containers. Thrives in full sun in well drained soil. A welcomed cream addition that blends or complements just about any color in the border. Native to Texas and Mexico.