One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of determining when you can plant liatris is to refer to the USDA zone info for Escanaba.

Planting Calendar for Liatris

Frost tolerance for liatris:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant liatris a lot earlier in the year because they are one of those plants that can tolerate quite a bit of cold weather.

The earliest that you can plant liatris in Escanaba is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant liatris and expect a good harvest is probably September. Any later than that and your liatris may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your liatris indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Escanaba. In the coldest months of winter you should expect an average low temperature of -20°F.

Since the USDA zone info for Escanaba is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Escanaba last frost occurs after April 15 be ready to cover your liatris if you have one of those late frosts.

USDA Zone Info for Escanaba

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Escanaba

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