Agave is a genus of about 200 species of succulent plants that are native to the deserts of North and South America They are known for their rosette-shaped leaves that are often spiky or toothed and can range in color from green to blue-green to gray-green They are drought tolerant and can grow well in well-draining, sandy soils, and prefer full sun to partial shade They are low maintenance and are often used as accent plants, in rock gardens, and in xeriscaping Some species of agave are also used as houseplants Agaves are also known for their large, showy flower spikes that appear after many years of growth They are also used to make tequila, and the sap is used for medicinal and cosmetic purposes