The 2003 US National Arboretum "Web Version" of the USDA Plant Hardiness Zone Map
USDA Miscellaneous Publication No. 1475, Issued January 1990
 

OH  OK  OR  PA  RI  SC  SD  TN  TX  UT  VA  VT  WA  WI  WV  WY

Back to the USDA Hardiness Zone Map Introduction Page 

Listed by zone.  -- Names of representative plants listed under the coldest zones in which they normally succeed. 
Listed alphabetically.  -- Cold hardiness ratings (zones) for selected woody plants.

USDA Miscellaneous Publication No. 1475.  Issued January 1990.
Authored by Henry M. Cathey while Director, U.S. National Arboretum
Edited, formatted and prepared for the US National Arboretum web site by Ramon Jordan, March 1998 & Revised March 2001
U.S. National Arboretum, Agricultural Research Service, U.S. Department of Agriculture, Washington, DC 20002
** Special thanks to Jody Shuart and Scott Bauer, ARS Information Staff

Note:  This publication is not copyrighted, and permission to reproduce all or any part of it is not required.

Back to the Arboretum Home Page
Arboretum Information || Events & Education || Gardens & Horticulture || Research Activities
Support the Arboretum || New Plant Introductions || USDA Plant Hardiness Zone Map || Comments
Search Our Site

Last Updated   February 23, 2004 1:04 PM
URL = http://www.usna.usda.gov/Hardzone/ushmap.html