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Alsophila tricolor (Silver Tree Fern, Ponga)
| Date | Action |
| Dec 03 2010 | Jerry Sullivan (2109) added "9b (to 30 F / -1 C)" to Zones / Hardiness |
| Dec 03 2010 | Jerry Sullivan (2109) added "9a (to 25 F / -4 C)" to Zones / Hardiness |
| Dec 03 2010 | Jerry Sullivan (2109) added "2 to 5 feet (60 cm to 1 1/2 m)" to Spread (Maximum) |
| Dec 03 2010 | Jerry Sullivan (2109) added "20 to 40 feet (6 to 12 m)" to Height (Maximum) |
| Dec 03 2010 | Jerry Sullivan (2109) added "Silver Tree Fern" to Common Names |
