Before planting it is a good idea to find your USDA Zone info to figure out 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 checking out the USDA zone info for Gillette you should be able to estimate when you can plant potatos.

Planting Calendar for Potatos

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

Since potatos do well in cold you can plant them a lot earlier in the year than other plants that might not handle the cold.

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

The last month that you can plant potatos and expect a good harvest is probably August. You probably don't want to wait any later than that or else your potatos may not have a chance to really do well. You can get started a little bit earlier by starting your potatos indoors.

Last Frost Date

The average date of last frost is May 15 in Gillette. It might get as low as -25°F during the coldest months of winter.

Since the USDA zone info for Gillette is not always accurate the actual date of last frost is different every year. Half of the time in Gillette there is a last frost after May 15 so make sure that you are prepared to cover your potatos if you have one of those late frosts.

USDA Zone Info for Gillette

Here is the info for USDA Zone 4b.

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.

Plants to Grow in Gillette

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