Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Palm Desert you can estimate when it's a good idea to plant mustard by reviewing the USDA zone info.

Planting Calendar for Mustard

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

Mustard require warm weather which means that it is important to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant mustard in Palm Desert is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant mustard and expect a good harvest is probably September. You probably don't want to wait any later than that or else 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

On average the last frost when the weather gets warmer is on February 15 in Palm Desert. In the coldest months of winter you can expect an average low temperature of 25°F.

Since the USDA zone info for Palm Desert is an average the actual date of last frost changes from year to year. Half of the time in Palm Desert there is a last frost after February 15 so make sure that you are ready to cover your mustard in the event of a surprise late frost.

USDA Zone Info for Palm Desert

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Palm Desert

You may be interested in your other planting guides for Palm Desert.