Cereus lanosus grows as a shrub with richly branched, semi-decumbent shoots and can reach heights of growth of up to 1.5 meters. The long, cylindrical, blue-green shoots have a diameter of 5 to 7 centimeters. There are five to seven ribs that are up to 2.5 centimeters high. The circular
areoles on it are covered with long white wool. The resulting 10 to 14 straight, needle-like thorns are orange and have a reddish base. They 4 to 10 millimeters long. It has white flowers and reproduces by seeds or cuttings. ==Distribution==