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USDA Hardiness Zone Map of N.A.
USDA Hardiness Zone Map of N.A. USDA Plant Hardiness Zones (North America) Back to my Home Page
USDA Hardiness Zone Map of U.S.
USDA Hardiness Zone Map of U.S. USDA Plant Hardiness Zones (U.S. Mainland) Back to my Home Page
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USDA Hardiness Zones
... drought, soil characteristics, proximity to a large body of water, slope, frost occurrence, humidity, and cultural practices. The USDA Hardiness Zone Map was revised in 1990. You will probably find older reference books that provide information on hardiness that differs from recent publications. Plants can be classified as either hardy or nonhardy, depending upon their ability ...
Explore Cornell - Info - USDA Hardiness Zones
... Zones HOME GARDENING close window 4 of 11 prev index next USDA Hardiness Zones Why they matter Hardiness Zone information helps you determine which herbaceous perennials and woody trees, shrubs and vines ... zone maps The Arnold Arboretum zone map, for example, still appears in some publications. The USDA undertook this revision in 1990 because landscape plants that survived well in the decades from ...
Floridata: USDA Hardiness Zones
... of Tulip Topper wildflower seeds with every bulb order. The Plant Hardiness Zone Map The United States Department of Agriculture Plant Hardiness Zone Map is a generalized map of the average annual minimum ... , of course, many factors that determine a plant's suitability to a particular region, but the USDA Hardiness Zone Map is the best single indicator for determining where a particular plant can ...
Chapter 12: Hardiness zones
... the green rectangle within the miniature map boxes located in the lower right corner. Click here to go to the USDA Hardiness Zones Map of the United States Click here to go to the USDA Hardiness Zones ... to the Hardiness Zones Map of China Click here to go to the Hardiness Zones Map of Europe PACSOF Home Page VPE Home Page VPE Table of Contents VPE Photo gallery Virtual Palm Encyclopedia Site Map ...
Plant Delights Nursery -- Plant Hardiness
... 1990, when the US Department of Agriculture, in cooperation with the US National Arboretum updated the USDA hardiness map, using data from 14,500 weather stations...are you confused yet? With this mass ... move the plants. One of the most frustrating problems for gardeners in the south is summer hardiness. Reference books and most plant catalogs have completely neglected the effects of heat on plants. ...
National Arboretum - USDA Plant Hardiness Zone Map
... 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 ... Map || Comments Search Our Site Last Updated February 23, 2004 1:04 PM URL = http://www.usna.usda.gov/Hardzone/ushmap.html narj Please address any comments or questions regarding any portion of this Research Unit ...
USNA - USDA Plant Hardiness Zone Map: Alaska
... in your area of the map with the color key below. Zones 1 through 7b represented here. USDA Hardiness Zones and Average Annual Minimum Temperature Range Zone Fahrenheit Celsius Example Cities 1 Below -50 ... ; Coral Gables, Florida 11 above 40 F above 4.5 C Honolulu, Hawaii; Mazatlan, Mexico USDA Miscellaneous Publication No. 1475. Issued January 1990. Authored by Henry M. Cathey while Director, U.S. ...
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About Hardiness Zones
... Zones What is a Hardiness Zone? Strictly speaking, USDA* Hardiness Zones (climate zones, growing zones) only apply to the USA, but an appreciation of their definition is helpful in interpreting nursery ... huge difference to the ability of many succulent plants and cacti to survive cold. The eleven USDA Zones are defined by "average annual minimum temperatures" as follows: Zone 1: below -46C below - ...
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