along the West Coast from California to Seattle. They have proven hardy in the Tennessee valley region and up into the lower Ohio Valley. The needle palm is very slow-growing and rarely reaches heights of over , though very old specimens in the deep south can reach in height and width. There are documented specimens that have been growing in White County, Tennessee, since the early part of the 1960s, as well as United States National Arboretum in the Asia Valley section, in the city of Washington D.C., that are at in height. Mazari Palm (Nannorrhops richtiana) – This palm, native to the dry, mountainous terrains of northern Pakistan, Afghanistan, Iran and surrounding regions, is also thought to be extremely cold hardy (perhaps to about ), though also requiring hot summers and dry soils. However, due to its limited availability in cultivation, not much is known about this palm. Mazari Palm is not easy to grow, perfect drainage and full sun are required for this palm to survive. This palm will not tolerate wet freezes. Saw Palmetto (Serenoa repens) - These palms are native to the southeastern United States, most commonly along the Atlantic and Gulf Coastal plains, but also as far inland as southern Arkansas, this bushy palm is hardy to about . This bushy palm grows in abundance within wetlands and subtropical grasslands of central and northern Florida. Extract from Saw Palmetto is often used to treat problems with the prostate. Sabal palms (palmettos; 13 species) – These palms are native to the southeastern United States, Mexico, Central America, and the Caribbean. The Cabbage Palmetto (Sabal palmetto), the state tree of both Florida and South Carolina, and is widely cultivated along the south Atlantic and Gulf of Mexico coast of the United States, and needs hot and humid summers to grow. The species is considered hardy to USDA Hardiness Zone 8, and may survive short periods of temperatures as low as . Large and older specimens can be found from southern Virginia south to Florida and west to Texas. There are a few documented smaller specimens of Sabal palmetto {cabbage palm} growing in zone 7b in southern Maryland, Delaware, and coastal Connecticut in the city of Bridgeport. The Mexican Palmetto (Sabal mexicana) is a close relative of the Cabbage Palmetto, native to southern Texas and northern Mexico. Dwarf Palmetto (Sabal minor) is considered hardy to USDA zone 6b,