One of the best tools that you have as gardeners to help us figure out 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.

By referring to the USDA zone info for Michigan City you will be able to estimate when it's possible to plant salsify.

Planting Calendar for Salsify

Frost tolerance for salsify:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Since salsify do ok in moderate cold you can plant them slightly earlier in the year than more sensitive plants.

The earliest that you can plant salsify in Michigan City 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 salsify and expect a good harvest is probably August. Any later than that and your salsify may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your salsify indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Michigan City. You should expect an average low temperature of -10°F in the coldest months of winter.

Keep in mind that USDA zone info for Michigan City may not be accurate from year to year and the actual date of last frost changes from year to year. Since half of the time in Michigan City you get a frost after April 15 be ready to cover your salsify in the event of one of those late frosts.

USDA Zone Info for Michigan City

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Michigan City

You may be interested in your other planting guides for Michigan City.