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

By using the USDA zone info for Clovis you should be able to figure out when you can plant black radish.

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 moderately cold tolerant you can plant them a little bit earlier in the year than other frost tender plants.

The earliest that you can plant black radish in Clovis is February. However, you really should wait until March 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 September. 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. If you are starting your black radish indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Clovis. You should expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Clovis may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Clovis it frosts late in the year after April 15 so just be sure to be ready to cover your black radish in the event of a surprise late frost.

USDA Zone Info for Clovis

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Clovis

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