Agave tequilana planting these shoots; this has led to a considerable loss of genetic diversity in cultivated blue agave. It is rarely kept as a houseplant, but a 50-year-old blue agave in Boston grew a stalk requiring a hole in the greenhouse roof and flowered in the summer of 2006. Tequila is made only from a specific cultivar of "Agave tequilana" called 'Weber Azul'. This cultivar is larger and blue-gray in color compared to the smaller and green normal "A. tequilana". It is a rapid grower and prolific offsetter in keeping with its agricultural advantages. Tequila is produced by removing the heart
Agave parryi size, plus its low water use and low maintenance, Huachuca agave is considered a good landscaping plant for desert residential landscaping. It requires full sun. It is hardy to roughly , though there are reports of specimens surviving temperatures at . Parry's agave is evergreen. Aged agave produce a twelve-foot stalk with bright yellow blooms. They then die after blooming, as all leaf and root resources are put into the stalk, flowers, and seeds. It can be propagated by either offset or seed. This plant has gained the Royal Horticultural Society’s Award of Garden Merit. Agave parryi Agave parryi, known