Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Thief River Falls you can figure out when to plant strawberries by using the USDA zone info.

Planting Calendar for Strawberries

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

You can plant strawberries earlier in the year because they are very cold tolerant.

The earliest that you can plant strawberries in Thief River Falls 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 strawberries and expect a good harvest is probably August. You probably don't want to wait any later than that or else your strawberries may not have a chance to fully mature. If you are starting your strawberries indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is May 15 in Thief River Falls. It might get as low as -35°F during the coldest months of winter.

Since the USDA zone info for Thief River Falls is just an average the actual date of last frost is different every year. Half of the time in Thief River Falls you get a frost after May 15 so be sure to be ready to protect your strawberries if you have a late frost.

USDA Zone Info for Thief River Falls

Here is the info for USDA Zone 3b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-35°F
Highest Expected Low	-30°F

This means that on a really cold year, the coldest it will get is -35°F. On most years you should be prepared to experience lows near -30°F.

Plants to Grow in Thief River Falls

You may be interested in your other planting guides for Thief River Falls.