Western Red Cedar

• The western red cedar grows rapidly to a height of about 35 feet under ideal conditions, according to the University of Tennessee. The evergreen foliage obscures vision in all seasons. For privacy plantings the variety Hogan has the most upright growth pattern and can be planted with closer spacing, providing better privacy attributes.
  
  

Leyland Cypress

• Another evergreen with an upright growth pattern, the Leyland cypress grows quickly. Plant each tree about 5 feet apart for optimum privacy effect. The tree should reach about 15 feet in five years under ideal growing conditions.
  
  

Canadian Hemlock

• Canadian Hemlock matures as tall as 60 feet but will reach a height of about 12 feet in five years. The evergreen requires adequate moisture and is drought-intolerant, but does provide a screen with its dense foliage. Plant hemlock every 5 feet for privacy screen use.
  
  

Holly

• Southern homeowners may want to consider Savannah holly for privacy planting. While the tree matures to about 35 feet over 40 years, it will reach about 15 feet in five years. The evergreen foliage is made of 2-inch-long needles, providing privacy. The tree requires no pruning and does not drop leaves or branches. Plant the trees every 5 feet for maximum privacy.