Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's a good idea to estimate when it's the best time to plant mustard by checking out the USDA zone info for Irving.

Planting Calendar for Mustard

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

Since mustard are not cold tolerant you need to wait until after the last frost has passed before you can plant them.

The earliest that you can plant mustard in Irving 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 couple of weeks earlier by starting your mustard indoors.

Last Frost Date

The average date of last frost is March 15 in Irving. It might get as low as 10°F during the coldest months of winter.

Since the USDA zone info for Irving is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Irving you get surprised by a frost after March 15 be ready to protect your mustard if you have one of those late frosts.

USDA Zone Info for Irving

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Irving

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