Kwango giant cycad
This cycad is also known as the Kwango Giant Cycad and is extremely rare. These plants have nice strong tap roots, and many have pushed additional nice growth. This amazing plant is known as the largest cycad. It grows fast, to become a true giant, prehistoric looking plant! According to author Douglas Goode, its trunk reaches 15-20 meters (50-60 feet) long! It eventually becomes so huge that its sheer weight causes it to recline and grow along the ground. E. More