According to the USDA Fairbanks is in USDA Zone 2a. Here is some general info for USDA Zone 2a to help you get started.
| Average Date of Last Frost (spring) | May 15 |
| Average Date of First Frost (fall) | August 15 |
| Lowest Expected Low | -50°F |
| Highest Expected Low | -45°F |
This means that on a really cold year, the coldest it will get is -50°F. On most years you should be prepared to experience lows near -45°F.
You can view the USDA Zone map for Alaska here:
Below is a list of planting guides for Fairbanks, AK. These guides are based on data from Zone 2a.
Vegetables
Herbs
Flowers