[tallpines]

http://www.usna.usda.gov/Hardzone/ushzmap.html

http://www.ahs.org/publications/heat_zone_finder.htm

 

[primal1]

Canada's Plant Hardiness Site -
Going Beyond the Zones

http://g4.glfc.cfs.nrcan.gc.ca/ph_main.pl?setsess=1

Just thought some might find interested in this

 

[dla]

Weren't these updated more recently? The web page says it is the 1990 version.
Thx,
Deb

 

[james dilley]

The area I live in is zone10-11 here in south texas not zone 9b as the 1990 map shows we raise citrus fruits and avacodos here as well as bannanasthat tropical fruits, the map needs updated