One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can figure out when it's possible to plant myosotis in Willmar by looking at the USDA zone info.

Planting Calendar for Myosotis

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

You can plant myosotis a little bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant myosotis in Willmar 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 myosotis and expect a good harvest is probably August. If you wait any later than that and your myosotis may not have a chance to fully mature. Starting your myosotis indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Willmar the average date of last frost happens on May 15. You should expect an average low temperature of -25°F in the coldest months of winter.

It's important to remember that USDA zone info for Willmar is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Willmar it frosts late in the year after May 15 so make sure that you are ready to protect your myosotis if you have a surprise late frost.

USDA Zone Info for Willmar

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 Willmar

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