One of the best tools that you have as gardeners to help us estimate 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.

By checking out the USDA zone info for Sweetwater it's a good idea to determine when it's possible to plant mustard.

Planting Calendar for Mustard

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

You really shouldn't plant mustard until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant mustard in Sweetwater 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. If you wait any later than that and your mustard may not have a chance to fully mature. You can get started a few weeks earlier by starting your mustard indoors.

Last Frost Date

On average the last frost is on April 15 in Sweetwater. You can expect an average low temperature of 0°F in the coldest months of winter.

Always keep in mind that USDA zone info for Sweetwater may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Sweetwater last frost occurs after April 15 so always be ready to protect your mustard if you have a late frost.

USDA Zone Info for Sweetwater

Here is the info for USDA Zone 7a.

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

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

Plants to Grow in Sweetwater

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