The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Rye can be reffered to in order to estimate when it's a good idea to plant mustard.

Planting Calendar for Mustard

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

Since mustard are not cold tolerant you must wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant mustard in Rye 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. If you are starting your mustard indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Rye. You should expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Rye may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Rye there is a last frost after April 15 be ready to protect your mustard if you have a surprise late frost.

USDA Zone Info for Rye

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 Rye

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