| 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
Dormant plant when soil temp. is below 50F. |
| Zone 4 |
-30F to -20F |
|
Spring:
April 15 - June 15 |
Fall:
September 1 - October 15
Dormant plant when soil temp. is below 50F. |
| Zone 5 |
-20F to -10F |
|
Spring:
April 15 - June 15 |
Fall:
September 1 - October 15
Dormant plant when soil temp. is below 50F. |
| Zone 6 |
-10F to 0F |
|
Spring:
March 15 - May 15 |
Fall:
September 15 - November 1
Dormant plant when soil temp. is below 50F. |
| Zone 7 |
0F to 10F |
|
A Fall planting is recommended |
Fall:
September 15 - November 15 |
| Zone 8 |
10F to 20F |
|
A Fall planting is recommended |
Fall:
October 1 - December1 |
| Zone 9 |
20F to 30F |
|
A Fall planting is recommended |
Fall:
October 1- December 15 |
| Zone 10 |
30F to 40F |
|
A Fall planting is recommended |
Fall:
October 1 - December 15 |
| Zone 11 |
Above 40F |
|
A Fall planting is recommended |
Fall:
October 1- December 15 |