One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of figuring out when you can plant marigold is to check out the USDA zone info for Sturtevant.

Planting Calendar for Marigold

Frost tolerance for marigold:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Marigold do not do well in cold weather which means that you really should wait until it warms up after the last frost before you can plant them.

The earliest that you can plant marigold in Sturtevant is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant marigold and expect a good harvest is probably August. If you wait any later than that and your marigold may not have a chance to fully mature. Starting your marigold indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Sturtevant. In the coldest months of winter you should expect an average low temperature of -15°F.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Sturtevant and it changes from year to year. Half of the time in Sturtevant you get surprised by a frost after April 15 so be sure to be ready to cover your marigold in the event of one of those late frosts.

USDA Zone Info for Sturtevant

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Sturtevant

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