Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of making a decision about when it's the best time to plant mustard is to look at the USDA zone info for Chicago Ridge.

Planting Calendar for Mustard

Frost tolerance for mustard:	Not tolerant of frost.
When to plant:	After the last frost has passed.

You should not plant mustard until after all chance of frost has passed because they require warm weather.

The earliest that you can plant mustard in Chicago Ridge 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 mustard and expect a good harvest is probably August. Any later than that and your mustard may not have a chance to really do well. Starting your mustard 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 Chicago Ridge. In the coldest months of winter you can expect an average low temperature of -10°F.

Always keep in mind that USDA zone info for Chicago Ridge is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Chicago Ridge last frost occurs after April 15 be ready to cover your mustard in the event of a late frost.

USDA Zone Info for Chicago Ridge

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 Chicago Ridge

You may be interested in your other planting guides for Chicago Ridge.