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

The first chance to plant garden mums in Detroit Lakes can be figured out by looking at the USDA zone info.

Planting Calendar for Garden Mums

Frost tolerance for garden mums:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since garden mums do well in moderate cold you can plant them a little bit earlier in the year than more sensitive plants.

The earliest that you can plant garden mums in Detroit Lakes 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 garden mums and expect a good harvest is probably August. Any later than that and your garden mums may not have a chance to really do well. You can get started a couple of weeks earlier by starting your garden mums indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on May 15 in Detroit Lakes. You can expect an average low temperature of -35°F in the coldest months of winter.

Keep in mind that USDA zone info for Detroit Lakes is just an average and the actual date of last frost changes from year to year. Half of the time in Detroit Lakes last frost occurs after May 15 so make sure that you are ready to cover your garden mums if you have one of those late frosts.

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.