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

By reviewing the USDA zone info for Madison you should be able to estimate when you can plant mustard.

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 the last frost has passed because they do not do well in cold weather.

The earliest that you can plant mustard in Madison is May. However, you really should wait until June 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. You can get started a little bit earlier by starting your mustard indoors.

Last Frost Date

The average date of last frost is May 15 in Madison. It might get as low as -25°F during the coldest months of winter.

Always keep in mind that USDA zone info for Madison is just an average and the actual date of last frost changes from year to year. Half of the time in Madison last frost occurs after May 15 so make sure that you are prepared to cover your mustard in the event of a surprise late frost.

USDA Zone Info for Madison

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Madison

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