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Carnegia gigantea (Giant Saguaro)
| Date | Action |
| Sep 10 2009 | Christer Johansson (230) added "9a (to 25 F / -4 C)" to Zones / Hardiness |
| Sep 10 2009 | Christer Johansson (230) added "9b (to 30 F / -1 C)" to Zones / Hardiness |
| Sep 10 2009 | Christer Johansson (230) added "10a (to 35 F / 2 C)" to Zones / Hardiness |
| Sep 10 2009 | Christer Johansson (230) added "10b (to 40 F / 4 C)" to Zones / Hardiness |
| Sep 10 2009 | Christer Johansson (230) added "Cacti" to Plant Types |
| Sep 10 2009 | Christer Johansson (230) added "Succulent" to Plant Types |
