One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of figuring out when it's possible to plant mustard is to look at the USDA zone info for Harrodsburg.

Planting Calendar for Mustard

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

You can not plant mustard until after the last frost has passed because they require warm weather.

The earliest that you can plant mustard in Harrodsburg 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. You probably don't want to wait any later than that or else your mustard may not have a chance to grow to maturity. You can get started a little bit earlier by starting your mustard indoors.

Last Frost Date

The average date of last frost is April 15 in Harrodsburg. In the coldest months of winter you should expect an average low temperature of -5°F.

Always keep in mind that USDA zone info for Harrodsburg is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Harrodsburg you get surprised by a frost after April 15 so always be ready to protect your mustard in the event of one of those late frosts.

USDA Zone Info for Harrodsburg

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Harrodsburg

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