https://www.knau.org/tags/cacti Cacti en-US Copyright Wed, 08 Jul 2026 10:00:00 GMT https://www.knau.org/earth-notes/2026-07-08/earth-notes-barrel-cactus-fruit The barrel cactus won’t slake your thirst on a hot desert day. It’s named for its stout shape, not its contents. Wed, 08 Jul 2026 10:00:00 GMT https://www.knau.org/earth-notes/2026-07-08/earth-notes-barrel-cactus-fruit Cory Tompkins