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 Isanti you can figure out when it's possible to plant forget-me-not by looking at the USDA zone info.

Planting Calendar for Forget-Me-Not

Frost tolerance for forget-me-not:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Forget-Me-Not are moderately cold tolerant which tells us that you can get them planted earlier than plants that are more sensitive to the cold.

The earliest that you can plant forget-me-not in Isanti 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 forget-me-not and expect a good harvest is probably August. If you wait any later than that and your forget-me-not may not have a chance to fully mature. If you are starting your forget-me-not indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Isanti the average date of last frost happens on May 15. It might get as low as -30°F during the coldest months of winter.

Since the USDA zone info for Isanti is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Isanti it frosts late in the year after May 15 be ready to cover your forget-me-not if you have one of those late frosts.

USDA Zone Info for Isanti

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Isanti

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