Lots More Information

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More Great Links

• National Gardening Association: Gardening Regions

Sources

• "Cold Hardiness Zones & Heat Zones As They Affect Your Landscape." Parker County Master Garden Association. (Dec. 12, 2008)
  http://www.pcmg-texas.org/cold_zones_heat_zones_as_they_affect_your_landscape.pdf
• Glasener, Erica and Reeves, Walter. "Georgia Gardener's Guide." Cool Springs Press. 2004. (Dec. 12, 2008)
  http://books.google.com/books?id=KxGPK8aSllsC
• "Idaho's Growing Regions." Idaho Landscapes & Gardens. University of Idaho Extension. (Dec. 12, 2008)
  http://www.extension.uidaho.edu/idahogardens/regions.htm
• O'Malley, Therese and Treib, Marc. "Regional Gardening Design in the United States." Dumbarton Oaks. 1995. (Dec. 12, 2008)
  http://books.google.com/books?id=sCsiRcByl-kC
• "The Regional Garden section of the National Garden." U.S. Botanical Garden. (Dec. 12, 2008)
  http://www.usbg.gov/education/events/loader.cfm?csModule=security/getfile&pageid=29215
• "USDA Hardiness Zone Finder." National Gardening Association. (Dec. 12, 2008)
  http://www.garden.org/zipzone/#zone_info