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Populus deltoides (Cottonwood, State Tree of Kansas, State Tree of Nebraska, State Tree of Wyoming)


Date Action
Jun 18 2012toni (36069) added "Full Sun" to Sun Exposure
Jun 18 2012toni (36069) added "Spring" to Flowering Start
Jun 18 2012toni (36069) added "40 to 60 feet (12 to 18 m)" to Spread (Maximum)
Jun 18 2012toni (36069) added "> 60 feet (> 18 m)" to Height (Maximum)
Jun 18 2012toni (36069) added "9a (to 25 F / -4 C)" to Zones / Hardiness
Jun 18 2012toni (36069) added "9b (to 30 F / -1 C)" to Zones / Hardiness
Jun 18 2012toni (36069) added "8b (to 20 F / -7 C)" to Zones / Hardiness
Jun 18 2012toni (36069) added "8a (to 15 F / -9 C)" to Zones / Hardiness
Jun 18 2012toni (36069) added "7b (to 10 F / -12 C)" to Zones / Hardiness
Jun 18 2012toni (36069) added "7a (to 5 F / -15 C)" to Zones / Hardiness