frostdate name logo in white
frostdate name logo in white

When to Plant Black radish in Christiansburg, VA

One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to estimate when it's a good idea to plant black radish by reviewing the USDA zone info for Christiansburg.


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.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant black radish
Possibly ok, but a risky time to plant black radish
Probably not a good time to plant black radish

The earliest that you can plant black radish in Christiansburg 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. Any later than that and 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

In Christiansburg the average date of last frost happens on April 15. You can expect an average low temperature of -5°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 Christiansburg and it is different every year. Half of the time in Christiansburg there is a last frost after April 15 so make sure that you are ready to protect your black radish if you have a late frost.

USDA Zone Info for Christiansburg

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-5°F
Highest Expected Low0°F

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

Plants to Grow in Christiansburg

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