Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By looking at the USDA zone info for Marine City it's possible to figure out when it's a good idea to plant kale.

Planting Calendar for Kale

Frost tolerance for kale:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Kale tend to make it in some cold which tells us that you can plant them a little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant kale in Marine City 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 kale and expect a good harvest is probably September. Any later than that and your kale may not have a chance to fully mature. You can get started a few weeks earlier by starting your kale indoors.

Last Frost Date

In Marine City the average date of last frost happens on April 15. You should expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Marine City is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Marine City there is a last frost after April 15 be ready to cover your kale in the event of one of those late frosts.

USDA Zone Info for Marine 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 Marine City

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