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

One way of determining when to plant mustard is to examine the USDA zone info for Muscle Shoals.

Planting Calendar for Mustard

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

It's probably not a good idea to plant mustard until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant mustard in Muscle Shoals 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 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 Muscle Shoals. It might get as low as 5°F during the coldest months of winter.

Since the USDA zone info for Muscle Shoals 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 Muscle Shoals it frosts late in the year after April 15 be ready to protect your mustard in the event of one of those late frosts.

USDA Zone Info for Muscle Shoals

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Muscle Shoals

You may be interested in your other planting guides for Muscle Shoals.