Diana Rose of Sharon, or Hibiscus syriacus, Althea, a classic shrub in American gardens, this beautiful Hibiscus adds romantic delight to any landscape. From midsummer through fall this shrub will fill with white flowers set against medium green oval jaggered leaves. Diana has been granted the Award of Garden Merit from the Royal Horticultural Society of Great Britain. Great as a specimen tree, or plant them in a row. They like partially sunny or full-sun locations. Grows to 8 feet tall and wide at maturity. Hardy in Zones 5 through 8.