The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of figuring out when you can plant radicchio is to refer to the USDA zone info for Pearl.

Planting Calendar for Radicchio

Frost tolerance for radicchio:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Radicchio tend to make it in mild cold which tells us that you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant radicchio in Pearl 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 radicchio and expect a good harvest is probably September. You probably don't want to wait any later than that or else your radicchio may not have a chance to really do well. You can get started a few weeks earlier by starting your radicchio indoors.

Last Frost Date

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

Keep in mind that USDA zone info for Pearl is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Pearl last frost occurs after March 15 be ready to cover your radicchio if you have a late frost.

USDA Zone Info for Pearl

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 Pearl

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