The Saguaro Cactus is quite possibly the most famous of all cacti.  This easily recognizable cactus that is often seen in western movies and other media. These fascinating cacti are huge green columnar cactus are icons of the American west and have fascinated nearly all who view their magnificence. Although these cacti can reach 50 feet tall, growing aprox. one inch per year and over 200 years to reach its full Hight. They Branch naturally at aprox. 75 years of age and will not flower until 35 years old.