North Carolina frost dates: I
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Icard | Mar 31 | Nov 4 | 218 d | 8a |
| Indian Trail | Mar 31 | Nov 5 | 219 d | 8a |
| Iron Station | Apr 9 | Oct 28 | 202 d | 8a |
| Ivanhoe | Apr 2 | Nov 5 | 217 d | 8a |
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Icard | Mar 31 | Nov 4 | 218 d | 8a |
| Indian Trail | Mar 31 | Nov 5 | 219 d | 8a |
| Iron Station | Apr 9 | Oct 28 | 202 d | 8a |
| Ivanhoe | Apr 2 | Nov 5 | 217 d | 8a |