Patented Cactus Posted December 9, 2010 8:57 am & filed under . The Desert Steel Company of Wichita, Kansas has a patent on a steel saguaro with annular walls. I don’t know why. Cactus and Succulents Bamboo Perennials Carnivorous Plants Airplants Search for: May 2026 M T W T F S S 123 45678910 11121314151617 18192021222324 25262728293031 « Mar