| eastern arborvitae | USDA PLANTS Symbol: THOC2 U.S. Nativity: Native Habit: Conifer Trees |
| Thuja occidentalis L. |
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Taxonomic Rank: Pinopsida: Pinales: Cupressaceae |
| Synonym(s): arborvitae, white cedar, American arborvitae |
| Native Range: e Que., to Sask., s to Nova Scotia, n and w N.E., NY, limy areas among mts. To NC and TN, OH, n IN, ne IL, WI and MN ( Fernald 1950) |
| Selected Images from Invasive.org | View All Images at Invasive.org |
![]() Tree(s); Larger, open-grown tree. Michigan's Upper peninsula. Steven Katovich, USDA Forest Service, Bugwood.org Additional Resolutions & Image Usage |
![]() Cultivar; Thuja occidentalis 'Smaragad' Richard Webb, Self-employed horticulurist, Bugwood.org Additional Resolutions & Image Usage |
![]() Bark; Paul Wray, Iowa State University, Bugwood.org Additional Resolutions & Image Usage |
![]() Foliage; Paul Wray, Iowa State University, Bugwood.org Additional Resolutions & Image Usage |
![]() Foliage; host of Japanese cedar longhorn beetle Connecticut Agricultural Experiment Station Archive, Connecticut Agricultural Experiment Station, Bugwood.org Additional Resolutions & Image Usage |
![]() Foliage; host of Japanese cedar longhorn beetle Connecticut Agricultural Experiment Station Archive, Connecticut Agricultural Experiment Station, Bugwood.org Additional Resolutions & Image Usage |
![]() Foliage; eastern white cedar, Thuja occidentalis Becca MacDonald, Sault College, Bugwood.org Additional Resolutions & Image Usage |
![]() Foliage; Branch Forest & Kim Starr, Starr Environmental, Bugwood.org Additional Resolutions & Image Usage |
![]() Foliage; Keith Kanoti, Maine Forest Service, Bugwood.org Additional Resolutions & Image Usage |
![]() Cones; Bill Cook, Michigan State University, Bugwood.org Additional Resolutions & Image Usage |
![]() Cones; Joseph O'Brien, USDA Forest Service, Bugwood.org Additional Resolutions & Image Usage |
![]() Fruit(s); Paul Wray, Iowa State University, Bugwood.org Additional Resolutions & Image Usage |
![]() Foliage; Richard Webb, Self-employed horticulurist, Bugwood.org Additional Resolutions & Image Usage |
![]() Cones; Bill Cook, Michigan State University, Bugwood.org Additional Resolutions & Image Usage |
![]() Cones; eastern white cedar (Thuja occidentalis) Rob Routledge, Sault College, Bugwood.org Additional Resolutions & Image Usage |
![]() Cones; eastern white cedar (Thuja occidentalis) Rob Routledge, Sault College, Bugwood.org Additional Resolutions & Image Usage |
| EDDMapS Distribution: This map is incomplete and is based only on current site and county level reports made by experts and records obtained from USDA Plants Database. For more information, visit www.eddmaps.org |
![]() State(s) Where Reported invasive. Based on state level agency and organization lists of invasive plants from WeedUS database. |
| U.S. National Parks where reported invasive: |
| Haleakala National Park (Hawaii) |
| Invasive Listing Sources: |
| Jil M. Swearingen, Survey of invasive plants occurring on National Park Service lands, 2000-2007 |



























