One of the best tools that you have as gardeners to help us determine 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 should be able to determine when it's possible to plant black radish by checking out the USDA zone info for Vicksburg.

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 tend to make it in moderate cold which means that you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant black radish in Vicksburg 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. If you are starting your black radish indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is March 15 in Vicksburg. You can expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Vicksburg may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Vicksburg it frosts late in the year after March 15 be ready to cover your black radish if you have one of those late frosts.

USDA Zone Info for Vicksburg

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Vicksburg

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