When to Plant Tomatos in Bemidji, MN

One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By checking out the USDA zone info for Bemidji you should be able to figure out when it's possible to plant tomatos.

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Planting Calendar for Tomatos

Frost tolerance for tomatos: Not tolerant of frost.
When to plant: After the last frost.

Since tomatos are not cold tolerant it is important to wait until after all chance of frost has passed before you can plant them.

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

The earliest that you can plant tomatos in Bemidji is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant tomatos and expect a good harvest is probably August. If you wait any later than that and your tomatos may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your tomatos indoors.

Last Frost Date

The average date of last frost is May 15 in Bemidji. In the coldest months of winter you can expect an average low temperature of -35°F.

Keep in mind that USDA zone info for Bemidji is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Bemidji you get surprised by a frost after May 15 so make sure that you are ready to cover your tomatos if you have a late frost.

USDA Zone Info for Bemidji

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 Bemidji

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