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.

You can estimate when to plant black radish in Menomonee Falls by looking at 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 do well in mild cold which tells us that 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 Menomonee Falls 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 grow to maturity. You can get started a little bit earlier by starting your black radish indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Menomonee Falls. You should expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Menomonee Falls is just an average the actual date of last frost changes from year to year. Half of the time in Menomonee Falls it frosts late in the year after April 15 so always be ready to cover your black radish in the event of one of those late frosts.

USDA Zone Info for Menomonee Falls

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

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

Plants to Grow in Menomonee Falls

You may be interested in your other planting guides for Menomonee Falls.