2 Şubat 2011 Çarşamba

Bitki Yetiştirme Min-Max Sıcaklık Değerleri

İlk defa Amerika'da hazırlanan bitki yetiştircileri için rehber niteliğindeki min-max sıcaklık değerlerini gösteren tablo.

 
AMERİKAN BİTKİ YETİŞTİRME SICAKLIK ARALIĞI
USDA Hardiness Zones and Average Annual Minimum Temperature Range
 ZonE Fahrenheit CelsiusExample Cities
1 Below -50 F Below -45.6 C Alaska;   Resolute, Northwest Territories (Canada)
2a -50 to-45 F -42.8 to -45.5 Bay, Alaska;   Flin Flon, Manitoba (Cana
2b -45 to-40 F
-40.0 to -42.7 Alaska;   Pinecreek, Minnesota
3a -40 to-35 F -37.3to-39.9 C Falls, Minnesota;   St. Michael, Alask
3b -35 to-30 F -34.5to-37.2 C Wisconsin;   Sidney, Montan
4a -30 to-25 F -31.7 to-34.4 C Minnesota;   Lewistown, Montan
4b -25 to-20 F  -28.9 to-31.6 C Northwood, Iowa; Nebraska
5a -20 to-15 F -26.2  to-28.8 C Des Moines, Iowa;   Illinois
5b -15t o-10 F -23.4 to-26.1 C Columbia, Missouri;   Mansfield, Pennsylvania
6a -10 to -5 F -20.6 to-23.3 C St. Louis, Missouri; Lebanon, Pennsylvania
6b -5 to 0 F  -17.8 to-20.5 C McMinnville, Tennessee;   Branson, Missouri
7a 0  to5 F  -15.0 to-17.7 C Oklahoma City, Oklahoma;   South Boston,
7b  5 to 10 F  -12.3 to-14.9 C Little Rock, Arkansas;   Griffin, Georgia
8a 10 to15 F -9.5 to -12.2 C Tifton, Georgia;   Dallas, Texas
8b 15 to 20 F -6.7 to-9.4 C Austin, Texas;   Gainesville, Florida
9a 20 to 25 F -3.9 to -6.6 C Houston, Texas;   St. Augustine, Florida
9b 25 to 30 F -1.2 to -3.8 C Brownsville, Texas;   Fort Pierce, Florida
10a 30 to 35 F  1.6 to -1.1 C Naples, Florida;   Victorville, California
10b  35 to 40 F 4.4 to 1.7 C Miami, Florida;   Coral Gables, Florida
11 above 40 F  above 4.5 C Honolulu, Hawaii;   Mazatlan, Mexico

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