One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Jacksonville should be read to determine when 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.

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 Jacksonville 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. Starting your mustard indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Jacksonville. It might get as low as 5°F during the coldest months of winter.

Always keep in mind that USDA zone info for Jacksonville may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Jacksonville you get a frost after April 15 so just be sure to be ready to cover your mustard if you have a late frost.

USDA Zone Info for Jacksonville

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 Jacksonville

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