A cactus is a plant with a distinct appearance which has adapted well to dry and hot environments. Their stems have evolved to be photosynthetic (creating energy from sunlight) and succulent (retaining water). Their leaves have evolved into protective spines. There are many sizes and shapes of cacti which are frequently uses as ornamental plants throughout the world. Colorful flowers are grown from distinctive features called areoles. Our set of Cactus patterns are based on natural photographs and include many of the common varieties including Barrel Cactus, Queen Victoria Agave, Holiday Cactus, Prickly Pear, and Saguaro.