One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By looking at the USDA zone info for Villa Park it's a good idea to estimate when it's the best time to 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.

Black radish do well in moderate cold which means that you can plant them a little bit earlier than more sensitive plants.

The earliest that you can plant black radish in Villa Park is January. However, you really should wait until February 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 October. If you wait 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 is on January 31 in Villa Park. You should expect an average low temperature of 30°F in the coldest months of winter.

It's important to remember that the actual date of last frost is an average because it is based on the USDA zone info for Villa Park and it is different every year. Half of the time in Villa Park you get a frost after January 31 so just be sure to be ready to cover your black radish in the event of a surprise late frost.

USDA Zone Info for Villa Park

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Villa Park

You may be interested in your other planting guides for Villa Park.