Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Claremont you can figure out when it's the best time to plant black radish by referring to 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 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 Claremont 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. 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 few weeks earlier by starting your black radish indoors.

Last Frost Date

The average date of last frost is April 15 in Claremont. You can expect an average low temperature of -20°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Claremont is not always accurate and the actual date of last frost is different every year. Half of the time in Claremont you get a frost after April 15 so always be ready to protect your black radish in the event of a late frost.

USDA Zone Info for Claremont

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Claremont

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