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.

In Rancho Palos Verdes you can estimate when it's the best time to plant black radish by reviewing 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 can survive in moderate cold which means that you can plant them a little earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant black radish in Rancho Palos Verdes 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. You can get started a couple of weeks earlier by starting your black radish indoors.

Last Frost Date

On average the last frost has passed is on January 31 in Rancho Palos Verdes. In the coldest months of winter you can expect an average low temperature of 35°F.

Remember that USDA zone info for Rancho Palos Verdes is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Rancho Palos Verdes you get a frost after January 31 be ready to cover your black radish if you have a surprise late frost.

USDA Zone Info for Rancho Palos Verdes

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 Rancho Palos Verdes

You may be interested in your other planting guides for Rancho Palos Verdes.