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<br />AME~CAN ARBORVITAE - Thuja occidentalis <br /> <br />Page I of2 <br /> <br />Outstanding Features: <br /> <br /> <br />AMERICAN ARBORVITAE <br />· Thuja occidentalis <br /> <br />Winter color in the landscape, good plant habit. <br /> <br />Description: <br /> <br />Height: 15-25' Width: 6-20' <br /> <br />Hardiness Zone: 3a <br /> <br />American Arborvitae is a dense, pyramidal evergreen tree that is native in moist sites in North America <br />from Minnesota east. Main trunk often divides into several leaders. The branches with scale-like foliage <br />are displayed in horizontal sprays. Fruit is a small (3/8") light brown cone. Native trees will get much <br />larger than size listed above. Selected compact cultivars are usually planted in the landscape. <br /> <br />Requirements and Culture: <br /> <br />Needs a moist rich soil, somewhat tolerant to wet soils. Will tolerate light shade but will be more open <br />. in growth habit. Can be sheared readily. <br /> <br />Limitations: <br /> <br />V cry susceptible to deer browsing in winter. Foliage of the species can turn an unattractive yellow- <br />brown in winter. Cultivars have been selected that maintain a better winter color. <br /> <br />Selected Cultivars: <br /> <br />'Brandon' - has spire like growth with medium green foliage. Quite resistant to winter browning. <br /> <br />'Emerald'- compact pyramidal form to 15'. Retains green color in winter. <br /> <br />'Fastigiata'- has a narrow columnar growth habit. Foliage color is medium green. <br /> <br />'Hetz Wintergreen' - narrow columnar form with dark green foliage. Develops a strong central leader <br />and therefore it resists damage from accumulation of ice or snow. <br /> <br />'Techny'- has dark green foliage and a broad pyrimidal habit. Smaller growing than the species. <br />Maintains good winter color. <br /> <br />'Wareana' - extremely winter hardy cultivar with thick, leathery green foliage, tinged blue. <br /> <br /> <br />. Photo Credit: 1 Bailey Nurseries, Inc.; 2 & 3 MLA, Photo 1 is 'Pete's Colunmar' 2 is 'Techny', <br /> <br />http://www.mpelectric.com/treebooklfactl1 O.html <br /> <br />9/25/2002 <br />