hardiness and climate zones maps

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Site Search:

search tips sitemap

  • USDA Hardiness Zones Map (factors only the average winter low temperature, Zones 1 (-50F) to 10 (+30F) etc.

  • NEW- world climate zones map

  • NEW- Sunset Climate Zones Map (factors length of growing season, timing and amount of rainfall, winter lows, summer highs, wind, and humidity; Sunset magazine classifies 45 zones, numbered from harshest- Zone 1, to mildest- Zone 45) www.sunset.com/garden/climate-zones

  • NEW telelphone area codes & time zones map

 NEW USDA hardiness zones map (released January 25, 2012)

 (old/1990) USDA hardiness zones map

USDA Hardiness Zones
  F C  
1 -50f -45c


2 -45f -43c MN tip
3a -40f -40c red
3b -35f -37c red
4a -30f -34c blue
4b -25f -32c blue
5a -20f -29c green
5b -15f -26c green
6a -10f -23c yellow
6b - 5f -21c yellow
7a   0 f -18c pink
7b + 5f -15c pink
8a +10f -12c brown
8b +15f -9c brown
9a +20f -7c red
9b +25f -4c red
10a +30f -1c FL tip
10b +35f +2c FL tip



Data from 1998 US National Arboretum (Web Version) of the USDA Plant Hardiness Zone Map, USDA Miscellaneous Publication No. 1475, issued January 1990.

American Horticultural Society Heat Zone Map *.pdf

Europe hardiness map

European countries hardiness

Australian hardiness zones

China hardiness map

 world climate zones map

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 Sunset climate zones map  

The total climate governing a plant's performance-
length of growing season, timing and amount of rainfall, winter lows, summer highs, humidity.

source- www.sunset.com/garden/climate-zones

for descriptions and locations by zone see-
zones 1-17 | zones 18-40 | zones 41-45,AK,HA

for descriptions and climate maps of zones by locale and region see-

Northern Plains, CA desert, northern CA, eastern WA/OR/ID, western WA, San Diego area,
Gulf Coast/South, Central Plains, Northeast, Southeast, Central CA, HA, western OR, AZ, USA at-


NV/WY/UT/CO, NM, SFO area, LA area, AK, Great Lakes, Mid-Atlantic, TX at-



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