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 |