When to Plant Potatos in Beaver Dam, WI

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By reviewing the USDA zone info for Beaver Dam it's a good idea 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 cold which tells us that you can start planting them much earlier than other plants that might not handle the cold.

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 Beaver Dam 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. If you wait any later than that and your potatos may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your potatos indoors.

Last Frost Date

In Beaver Dam the average date of last frost happens on April 15. It might get as low as -20°F during the coldest months of winter.

Remember that USDA zone info for Beaver Dam is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Beaver Dam last frost occurs after April 15 so make sure that you are ready to cover your potatos if you have a surprise late frost.

USDA Zone Info for Beaver Dam

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-20°F
Highest Expected Low-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Beaver Dam

You may be interested in your other planting guides for Beaver Dam.