The Largest Cactus in the World

Best for HS Botany/Ecology classes. Cardon is the largest of the five columnar cactus in the Sonoran Desert. Others are saguaro, organ pipe, senita and etcho Bats are important pollinators for cacti that bloom at night.

This video is an introduction to the largest of five major Sonoran Desert columnar cacti. The saguaro, cardon, organ pipe, senita and etcho are each reviewed. Flowers and fruit of each cactus are shown and a few interesting facts are given about each one. Later the difference between the saguaro and the cardon are clearly defined.