Before planting it is a good idea to find your USDA Zone info to determine 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 Desert Hot Springs you can determine when you can plant black radish by using the USDA zone info.

Planting Calendar for Black radish

Frost tolerance for black radish:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Black radish do well in moderate cold which tells us that you can plant them a little bit earlier than more sensitive plants.

The earliest that you can plant black radish in Desert Hot Springs is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant black radish and expect a good harvest is probably October. You probably don't want to wait any later than that or else your black radish may not have a chance to really do well. Starting your black radish indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Desert Hot Springs. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Desert Hot Springs is an average the actual date of last frost will vary from year to year. Half of the time in Desert Hot Springs there is a last frost after February 15 so just be sure to be ready to protect your black radish in the event of one of those late frosts.

USDA Zone Info for Desert Hot Springs

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 Desert Hot Springs

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