ZONE 1

BELOW -50F

Sow seed in early spring when soil can be worked

ZONE 2

-50F to -40F

Sow seed in early spring when soil can be worked

ZONE 3

-40F to -30F

Spring: April 15-June 15 -- Fall: August 15-October 1

ZONE 4

-30F to -20F

Spring: April 15-June 15 -- Fall: September 1-October 15

ZONE 5

-20F to -10F

Spring: April 15-June 15 -- Fall: September 1-October 15

ZONE 6

-10F to 0F

Spring: March 15-May 15 -- Fall: September 15-November 1

ZONE 7

0F to 10F

Spring: February 15-April 15 -- Fall: September 15-November 15

ZONE 8

10F to 20F

Spring: January 15-March 1 -- Fall: October 1-December 1

ZONE 9

20F to 30F

Spring: January 1-March 1 -- Fall: Ocober 1-December 1

ZONE 10

30F to 40F

Spring: January 1-March 1 -- Fall: Ocober 1-December 1

ZONE 11

ABOVE 40F

Spring: January 1-March 1 -- Fall: Ocober 1-December 1