This popular succulent's attractive rosettes produce lance-shaped, green to grey-green leaves. Mature plants bear lovely, greenish-yellow flower spikes that rise well above the foliage, although it can take several years for blooms to appear. Aloe Vera is an excellent container plant that requires little water and possesses excellent resistance to insect pests. The gummy sap found within its fleshy leaves has been used for skin-care purposes for more than 2,000 years. Aloe barbadensis