One of the first steps you take when you are making a decision about 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.

You should be able to determine when it's the best time to plant black radish by checking out the USDA zone info for El Segundo.

Planting Calendar for Black radish

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

Since black radish are one of those plants that can tolerate a little bit of cold weather you can plant them a little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant black radish in El Segundo 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 grow to maturity. Starting your black radish indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In El Segundo the average date of last frost happens on January 31. You should expect an average low temperature of 35°F in the coldest months of winter.

Keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for El Segundo and it can change quite a bit from year to year. Half of the time in El Segundo you get a frost after January 31 so make sure that you are ready to cover your black radish if you have one of those late frosts.

USDA Zone Info for El Segundo

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in El Segundo

You may be interested in your other planting guides for El Segundo.