Historical clue formulations

• Plant used to make a Mexican beverage called "pulque" — 2026-05-07
• Source of a natural sweetener — 2026-01-18
• Desert plant with many uses — 2025-11-24
• Mescal source — 2025-05-17
• Plant used in xeriscaping because of its tolerance to drought — 2024-12-12
• Succulent source of syrup — 2024-09-08
• Southwestern syrup source — 2023-12-10
• Plant used to make mescal — 2022-07-28
• Its dried stalks can be used to make didgeridoos — 2021-11-10
• Kind of syrup that's an alternative to honey — 2021-09-26
• Desert succulent — 2021-06-28
• Plant source for tequila — 2021-05-12
• Tequila source — 2020-08-26
• ___ syrup (natural sweetener) — 2019-11-03
• Alternative sweetener source — 2019-07-14
• Mescal component — 2018-05-17
• Tequila plant — 2018-05-15
• Mojave plant — 2017-09-06
• Nectar source — 2017-06-06
• Tequila plant — 2016-07-25
• Desert bloomer — 2015-10-06
• Sweetener source — 2015-06-26
• Tequila source — 2014-12-03
• Tequila source — 2014-09-18
• Tequila source — 2012-03-07
• Mesoamerican plant — 2011-08-19
• Tequila source — 2011-03-31
• Pita source — 2009-01-31
• Rope fiber source — 2008-10-10
• Tequila source — 2008-09-09
• Tequila source — 2008-08-21
• Tequila source — 2005-12-15
• Tequila source — 2005-11-09
• Mojave plant — 2005-05-15
• Yucca's plant family — 2003-10-25
• Mojave plant — 2003-08-17
• Source of sisal hemp — 2001-03-14
• Tequila source — 2000-11-13
• Mescal ingredient — 1999-08-11
• Century plant — 1996-12-31
• Tequila source — 1996-11-24
• Sisal or yucca — 1996-11-17
• Kind of cactus — 1996-02-23
• Century plant — 1995-05-30
• Mescal source — 1994-09-03
• Desert bloomer — 1994-03-18
• Tequila plant — 1994-03-02