A clematis on one of the trellis's of the Pergola Arbor. Some of the roses from the Rose Garden: features 50 varieties of roses grown at the end of the 19th-century, plus modern varieties and All–America Roses. You'll also find traditional garden structures, such as a maypole and double arch surrounded by 2,000 roses, planted exactly as it was when the Vanderbilts lived at Biltmore.