The USDA Zone info is a great tool for gardeners to help us estimate 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.

The first chance to plant basil in Detroit Lakes should be determined by referring to the USDA zone info.

Planting Calendar for Basil

Frost tolerance for basil:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's a bad idea to plant basil until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant basil in Detroit Lakes 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 basil and expect a good harvest is probably August. You probably don't want to wait any later than that or else your basil may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your basil indoors.

Last Frost Date

On average all chance of frost has passed is on May 15 in Detroit Lakes. It might get as low as -35°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Detroit Lakes is just an average and the actual date of last frost will vary from year to year. Half of the time in Detroit Lakes last frost occurs after May 15 so be sure to be ready to protect your basil in the event of a surprise late frost.

USDA Zone Info for Detroit Lakes

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 Detroit Lakes

You may be interested in your other planting guides for Detroit Lakes.