One of the first steps you take when you are making a decision about 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.

It's possible to determine when it's a good idea to plant forget-me-not by using the USDA zone info for Zone 1a.

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.

You can plant forget-me-not a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant forget-me-not in Zone 1a 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 forget-me-not and expect a good harvest is probably July. You probably don't want to wait any later than that or else your forget-me-not may not have a chance to really do well. 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

On average the last frost is on June 15 in Zone 1a. You should expect an average low temperature of -60°F in the coldest months of winter.

Keep in mind that USDA zone info for Zone 1a is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Zone 1a you get surprised by a frost after June 15 be ready to protect your forget-me-not in the event of one of those late frosts.

USDA Zone Info for Zone 1a

Here is the info for USDA Zone 1a.

Average Date of Last Frost (spring)	June 15
Average Date of First Frost (fall)	July 15
Lowest Expected Low	-60°F
Highest Expected Low	-55°F

This means that on a really cold year, the coldest it will get is -60°F. On most years you should be prepared to experience lows near -55°F.

Plants to Grow in Zone 1a

You may be interested in your other planting guides for Zone 1a.