One of the first steps you take when you are getting a good idea 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.

A way of getting a good idea when it's possible to plant sweet corn is to refer to the USDA zone info for Escanaba.

Planting Calendar for Sweet corn

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

Since sweet corn are one of those plants that can tolerate a tiny bit of cold weather you can plant them just a tiny bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant sweet corn in Escanaba 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 sweet corn and expect a good harvest is probably August. If you wait any later than that and your sweet corn may not have a chance to fully mature. You can get started a little bit earlier by starting your sweet corn indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Escanaba. You can expect an average low temperature of -20°F in the coldest months of winter.

Since the USDA zone info for Escanaba is just an average the actual date of last frost changes from year to year. Half of the time in Escanaba you get a frost after April 15 so make sure that you are ready to protect your sweet corn in the event of a late frost.

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.