Planting Guides for Berlin

According to the USDA Berlin is in USDA Zone 4b. Here is some general info for USDA Zone 4b to help you get started.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)September 15
Lowest Expected Low-25°F
Highest Expected Low-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

You can view the USDA Zone map for New Hampshire here:

Below is a list of planting guides for Berlin, NH. These guides are based on data from Zone 4b.