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Alnus glutinosa (Black Alder, European Alder)


Date Action
Jul 11 2008gardenplansireland (195) updated "20 to 40 feet (6 to 12 m)" to "40 to 60 feet (12 to 18 m)" in Height (Maximum)
Jul 11 2008gardenplansireland (195) uploaded an image. View
Jul 11 2008gardenplansireland (195) added "11 (Above 40 F / Above 4 C)" to Zones / Hardiness
Jul 11 2008gardenplansireland (195) added "10b (to 40 F / 4 C)" to Zones / Hardiness
Jul 11 2008gardenplansireland (195) added "10a (to 35 F / 2 C)" to Zones / Hardiness
Jul 11 2008gardenplansireland (195) added "9b (to 30 F / -1 C)" to Zones / Hardiness
Jul 11 2008gardenplansireland (195) added "9a (to 25 F / -4 C)" to Zones / Hardiness
Jul 11 2008gardenplansireland (195) added "8b (to 20 F / -7 C)" to Zones / Hardiness
Jul 11 2008gardenplansireland (195) added "8a (to 15 F / -9 C)" to Zones / Hardiness
Jul 11 2008gardenplansireland (195) added "makes nitrogen available to grass and other plants growing nearby, through the amazing nitrogen-fixing bacteria growing in its root nodules." to Additional Short Notes