USDA_Plant_Hardiness_2023 (0)
| 3a: -40 to -35 |
| 3b: -35 to -30 |
| 4a: -30 to -25 |
| 4b: -25 to -20 |
| 5a: -20 to -15 |
| 5b: -15 to -10 |
| 6a: -10 to -5 |
| 6b: -5 to 0 |
| 7a: 0 to 5 |
| 7b: 5 to 10 |
| 8a: 10 to 15 |
| 8b: 15 to 20 |
| 9a: 20 to 25 |
| 9b: 25 to 30 |
| 10a: 30 to 35 |
| 10b: 35 to 40 |
| 11a: 40 to 45 |
| 11b: 45 to 50 |
| 12a: 50 to 55 |
USDA_Plant_Hardiness_2012 (1)
| 2b: -45 to -40 F |
|
| 3a: -40 to -35 F |
|
| 3b: -35 to -30 F |
|
| 4a: -30 to -25 F |
|
| 4b: -25 to -20 F |
|
| 5a: -20 to -15 F |
|
| 5b: -15 to -10 F |
|
| 6a: -10 to -5 F |
|
| 6b: -5 to 0 F |
|
| 7a: 0 to 5 F |
|
| 7b: 5 to 10 F |
|
| 8a: 10 to 15 F |
|
| 8b: 15 to 20 F |
|
| 9a: 20 to 25 F |
|
| 9b: 25 to 30 F |
|
| 10a: 30 to 35 F |
|
| 10b: 35 to 40 F |
|
| 11a: 40 to 45 F |
|
| 11b: 45 to 50 F |
|