When to Plant Potatos in Nashua, NH

The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By using the USDA zone info for Nashua you will be able to determine when it's possible to plant potatos.


Planting Calendar for Potatos

Frost tolerance for potatos: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

Potatos do well in pretty solid cold which means that you can plant them quite a bit earlier in the year than other frost tender plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant potatos
Possibly ok, but a risky time to plant potatos
Probably not a good time to plant potatos

The earliest that you can plant potatos in Nashua is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant potatos and expect a good harvest is probably September. You probably don't want to wait any later than that or else your potatos may not have a chance to really do well. Starting your potatos indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Nashua. You can expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Nashua is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Nashua it frosts late in the year after April 15 be ready to protect your potatos if you have a late frost.

USDA Zone Info for Nashua

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-15°F
Highest Expected Low-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Nashua

You may be interested in your other planting guides for Nashua.