Aloe acutissima is colorful native aloe from the island of Madagascar where it grows in southwestern coastal areas with rocky thin soils. This aloe will tolerate temperatures as low as 25 °F. In areas where it is hardy it can be grown outside or in pots, in colder climates, containers that can be moved to a greenhouse in winter would work best. Low temperatures and dry conditions increase the range and intensity of colors in the leaves, as the common name would suggest, it is commonly called the Blue Aloe. The colors range from green, blue green, red and purple. the leaf margins have sharp red brown teeth. It will grow well in full sun in well drained soils. For the best colors keep it dry. Mature size is a messy shrubby mound about 3 feet tall and 4 feet wide composed of numerous stems and rosettes. The inflorescences extend 12 inches beyond the rosettes, are a red-orange and sparsely flowered. An interesting aloe primarily grown for its colorful foliage