One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant black radish in Riverview can be estimated by using 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.

You can plant black radish a little bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant black radish in Riverview 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. You can get started a few weeks earlier by starting your black radish indoors.

Last Frost Date

The average date of last frost is April 15 in Riverview. In the coldest months of winter you should expect an average low temperature of -5°F.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Riverview and it changes from year to year. Since half of the time in Riverview you get a frost after April 15 be ready to cover your black radish in the event of a surprise late frost.

USDA Zone Info for Riverview

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 Low	0°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 Riverview

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