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
Sura (alcoholic drink) Sura (alcoholic drink) Surāh (Sanskrit and Pāli; Devanāgarī: सुरा) is a strong distilled alcoholic drink. It is referred to as an anaesthetic by Suśruta (a surgeon in India circa 400 BCE). Other ancient medical authorities also mention it; Charaka referred to making a woman with a miscarriage senseless to pain by administering alcoholic drinks like "surā", "sīdhu", "ariṣṭa", "madhu", "madirā" or "āsava". The method for preparation appears in the Atharvaveda in the Kandas 5 and 8. In Buddhist texts "surāh" is mentioned as one of intoxicating drinks, along with (Pali) "meraya" (Sanskrit "maireya", a drink made with sugar cane and